19561388580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{5651}}^1\times {\mathrm{19231}}^1$

素因数の和:24897

約数の個数: 72

約数和(自身を含む): 59349798144

約数和(自身を除く): 39788409564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 5651, 11302, 16953, 19231, 22604, 28255, 33906, 38462, 50859, 56510, 57693, 67812, 76924, 84765, 96155, 101718, 113020, 115386, 169530, 173079, 192310, 203436, 230772, 254295, 288465, 339060, 346158, 384620, 508590, 576930, 692316, 865395, 1017180, 1153860, 1730790, 3461580, 108674381, 217348762, 326023143, 434697524, 543371905, 652046286, 978069429, 1086743810, 1304092572, 1630115715, 1956138858, 2173487620, 3260231430, 3912277716, 4890347145, 6520462860, 9780694290, 19561388580]

約数ペア:

[(1, 19561388580), (2, 9780694290), (3, 6520462860), (4, 4890347145), (5, 3912277716), (6, 3260231430), (9, 2173487620), (10, 1956138858), (12, 1630115715), (15, 1304092572), (18, 1086743810), (20, 978069429), (30, 652046286), (36, 543371905), (45, 434697524), (60, 326023143), (90, 217348762), (180, 108674381), (5651, 3461580), (11302, 1730790), (16953, 1153860), (19231, 1017180), (22604, 865395), (28255, 692316), (33906, 576930), (38462, 508590), (50859, 384620), (56510, 346158), (57693, 339060), (67812, 288465), (76924, 254295), (84765, 230772), (96155, 203436), (101718, 192310), (113020, 173079), (115386, 169530)]