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A144770 Numbers with sum of divisors = 2880. 0
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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..29.

MATHEMATICA

k=2880; lst={}; Do[d=DivisorSigma[1, n]; If[d==k, AppendTo[lst, n]], {n, 7!}]; lst

PROG

(PARI) is(n)=sigma(n)==2880 \\ Charles R Greathouse IV, Jun 19 2016

CROSSREFS

Sequence in context: A095119 A175742 A102793 * A068546 A033269 A272595

Adjacent sequences:  A144767 A144768 A144769 * A144771 A144772 A144773

KEYWORD

nonn,fini,full

AUTHOR

Vladimir Joseph Stephan Orlovsky, Sep 20 2008

STATUS

approved

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Last modified November 17 08:39 EST 2019. Contains 329217 sequences. (Running on oeis4.)