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A175747
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Numbers with 38 divisors.
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4
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786432, 1310720, 1835008, 2883584, 3407872, 4456448, 4980736, 6029312, 7602176, 8126464, 9699328, 10747904, 11272192, 12320768, 13893632, 15466496, 15990784, 17563648, 18612224, 19136512, 20709376, 21757952, 23330816, 25427968, 26476544, 27000832, 28049408
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OFFSET
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1,1
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COMMENTS
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Numbers of the forms p^37 and p^18*q^1, where p and q are distinct primes.
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LINKS
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T. D. Noe, Table of n, a(n) for n = 1..1000
OEIS Wiki, Index entries for number of divisors
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FORMULA
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A000005(a(n))=38.
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MATHEMATICA
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Select[Range[10000000], DivisorSigma[0, #]==38&] (* Vladimir Joseph Stephan Orlovsky, May 06 2011 *)
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PROG
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(PARI) is(n)=numdiv(n)==38 \\ Charles R Greathouse IV, Jun 19 2016
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CROSSREFS
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Cf. A175745, A175746, A139572.
Sequence in context: A184213 A205261 A157993 * A115175 A104949 A237895
Adjacent sequences: A175744 A175745 A175746 * A175748 A175749 A175750
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KEYWORD
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nonn
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AUTHOR
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Jaroslav Krizek, Aug 27 2010
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EXTENSIONS
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Extended by T. D. Noe, May 08 2011
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STATUS
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approved
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