%I #4 Jun 19 2016 03:09:31
%S 840,1128,1218,1240,1242,1254,1288,1330,1434,1485,1528,1738,1786,1798,
%T 1869,1917,1947,2001,2065,2157,2185,2233,2261,2395,2513,2629,2759,
%U 2773,2879
%N Numbers with sum of divisors = 2880.
%t k=2880;lst={};Do[d=DivisorSigma[1,n];If[d==k,AppendTo[lst,n]],{n,7!}];lst
%o (PARI) is(n)=sigma(n)==2880 \\ _Charles R Greathouse IV_, Jun 19 2016
%K nonn,fini,full
%O 1,1
%A _Vladimir Joseph Stephan Orlovsky_, Sep 20 2008