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A175753 Numbers with 46 divisors. 3
12582912, 20971520, 29360128, 46137344, 54525952, 71303168, 79691776, 96468992, 121634816, 130023424, 155189248, 171966464, 180355072, 197132288, 222298112, 247463936, 255852544, 281018368, 297795584, 306184192, 331350016, 348127232, 373293056, 406847488 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Numbers of the forms p^45 and p^22*q^1, where p and q are distinct primes.

LINKS

T. D. Noe, Table of n, a(n) for n = 1..1000

OEIS Wiki, Index entries for number of divisors

FORMULA

A000005(a(n))=46.

MATHEMATICA

Select[Range[80000000], DivisorSigma[0, #]==46&] (* Vladimir Joseph Stephan Orlovsky, May 06 2011 *)

PROG

(PARI) is(n)=numdiv(n)==46 \\ Charles R Greathouse IV, Jun 19 2016

CROSSREFS

Cf. A139574, A175751, A175752.

Sequence in context: A102335 A083405 A147749 * A251472 A256734 A237034

Adjacent sequences:  A175750 A175751 A175752 * A175754 A175755 A175756

KEYWORD

nonn

AUTHOR

Jaroslav Krizek, Aug 27 2010

EXTENSIONS

Extended by T. D. Noe, May 08 2011

STATUS

approved

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Last modified October 14 12:45 EDT 2019. Contains 328006 sequences. (Running on oeis4.)