This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A178878 #11 Feb 16 2025 08:33:12 %S A178878 1,2,3,4,5,6,7,8,10,12,14,15,16,20,21,24,28,30,35,40,42,48,56,60,70, %T A178878 80,84,105,112,120,140,168,210,240,280,336,420,560,840,1680 %N A178878 Divisors of 1680. %C A178878 1680 is a highly composite number: A002182(17)=1680; %C A178878 the sequence is finite with A002183(17)=40 terms: a(40)=1680. %H A178878 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/HighlyCompositeNumber.html">Highly Composite Number</a> %H A178878 <a href="/index/Di#divisors">Index entries for sequences related to divisors of numbers</a> %t A178878 Divisors[1680] (* _Wesley Ivan Hurt_, Mar 20 2022 *) %o A178878 (PARI) divisors(1680) \\ _Charles R Greathouse IV_, Jun 21 2017 %Y A178878 Cf. A018253, A018256, A018261, A018266, A018293, A018321, A018350, A018412, A018609, A018676, A178877, A165412, A178858, A178859, A178860, A178861, A178862, A178863, A178864. %K A178878 fini,full,nonn,easy %O A178878 1,2 %A A178878 _Reinhard Zumkeller_, Jun 21 2010