215464860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{787}}^1$

素因数の和:834

約数の個数: 180

約数和(自身を含む): 732844728

約数和(自身を除く): 517379868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 169, 180, 195, 234, 260, 270, 324, 338, 351, 390, 405, 468, 507, 540, 585, 676, 702, 780, 787, 810, 845, 1014, 1053, 1170, 1404, 1521, 1574, 1620, 1690, 1755, 2028, 2106, 2340, 2361, 2535, 3042, 3148, 3380, 3510, 3935, 4212, 4563, 4722, 5070, 5265, 6084, 7020, 7083, 7605, 7870, 9126, 9444, 10140, 10231, 10530, 11805, 13689, 14166, 15210, 15740, 18252, 20462, 21060, 21249, 22815, 23610, 27378, 28332, 30420, 30693, 35415, 40924, 42498, 45630, 47220, 51155, 54756, 61386, 63747, 68445, 70830, 84996, 91260, 92079, 102310, 106245, 122772, 127494, 133003, 136890, 141660, 153465, 184158, 204620, 212490, 254988, 266006, 273780, 276237, 306930, 318735, 368316, 399009, 424980, 460395, 532012, 552474, 613860, 637470, 665015, 798018, 828711, 920790, 1104948, 1197027, 1274940, 1330030, 1381185, 1596036, 1657422, 1841580, 1995045, 2394054, 2660060, 2762370, 3314844, 3591081, 3990090, 4143555, 4788108, 5524740, 5985135, 7182162, 7980180, 8287110, 10773243, 11970270, 14364324, 16574220, 17955405, 21546486, 23940540, 35910810, 43092972, 53866215, 71821620, 107732430, 215464860]

約数ペア:

[(1, 215464860), (2, 107732430), (3, 71821620), (4, 53866215), (5, 43092972), (6, 35910810), (9, 23940540), (10, 21546486), (12, 17955405), (13, 16574220), (15, 14364324), (18, 11970270), (20, 10773243), (26, 8287110), (27, 7980180), (30, 7182162), (36, 5985135), (39, 5524740), (45, 4788108), (52, 4143555), (54, 3990090), (60, 3591081), (65, 3314844), (78, 2762370), (81, 2660060), (90, 2394054), (108, 1995045), (117, 1841580), (130, 1657422), (135, 1596036), (156, 1381185), (162, 1330030), (169, 1274940), (180, 1197027), (195, 1104948), (234, 920790), (260, 828711), (270, 798018), (324, 665015), (338, 637470), (351, 613860), (390, 552474), (405, 532012), (468, 460395), (507, 424980), (540, 399009), (585, 368316), (676, 318735), (702, 306930), (780, 276237), (787, 273780), (810, 266006), (845, 254988), (1014, 212490), (1053, 204620), (1170, 184158), (1404, 153465), (1521, 141660), (1574, 136890), (1620, 133003), (1690, 127494), (1755, 122772), (2028, 106245), (2106, 102310), (2340, 92079), (2361, 91260), (2535, 84996), (3042, 70830), (3148, 68445), (3380, 63747), (3510, 61386), (3935, 54756), (4212, 51155), (4563, 47220), (4722, 45630), (5070, 42498), (5265, 40924), (6084, 35415), (7020, 30693), (7083, 30420), (7605, 28332), (7870, 27378), (9126, 23610), (9444, 22815), (10140, 21249), (10231, 21060), (10530, 20462), (11805, 18252), (13689, 15740), (14166, 15210)]