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A144770
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Numbers with sum of divisors = 2880.
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0
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840, 1128, 1218, 1240, 1242, 1254, 1288, 1330, 1434, 1485, 1528, 1738, 1786, 1798, 1869, 1917, 1947, 2001, 2065, 2157, 2185, 2233, 2261, 2395, 2513, 2629, 2759, 2773, 2879
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OFFSET
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1,1
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LINKS
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Table of n, a(n) for n=1..29.
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MATHEMATICA
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k=2880; lst={}; Do[d=DivisorSigma[1, n]; If[d==k, AppendTo[lst, n]], {n, 7!}]; lst
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PROG
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(PARI) is(n)=sigma(n)==2880 \\ Charles R Greathouse IV, Jun 19 2016
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CROSSREFS
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Sequence in context: A095119 A175742 A102793 * A068546 A033269 A272595
Adjacent sequences: A144767 A144768 A144769 * A144771 A144772 A144773
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KEYWORD
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nonn,fini,full
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AUTHOR
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Vladimir Joseph Stephan Orlovsky, Sep 20 2008
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STATUS
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approved
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