The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A178861 Divisors of 15120. 19
 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS 15120 is a highly composite number: A002182(22)=15120; the sequence is finite with A002183(22)=80 terms: a(80)=15120. 15120 is the smallest number with 80 divisors; 18480 is the next smallest; there are 84 such numbers less than 100,000. - Harvey P. Dale, Dec 17 2013 LINKS R. Zumkeller, Table of n, a(n) for n = 1..80 Eric Weisstein's World of Mathematics, Highly Composite Number MATHEMATICA Divisors[15120] (* Harvey P. Dale, Dec 17 2013 *) PROG (PARI) A178861=divisors(15120)  \\ - M. F. Hasler, Feb 14 2013 CROSSREFS Cf. A018253, A018256, A018261, A018266, A018293, A018321, A018350, A018412, A018609, A018676, A178877, A178878, A165412, A178858, A178859, A178860, A178862, A178863, A178864. Sequence in context: A178863 A176526 A200001 * A178862 A178860 A178858 Adjacent sequences:  A178858 A178859 A178860 * A178862 A178863 A178864 KEYWORD fini,nonn,easy,full AUTHOR Reinhard Zumkeller, Jun 21 2010 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified October 1 17:45 EDT 2020. Contains 337444 sequences. (Running on oeis4.)