71663940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1479

約数の個数: 120

約数和(自身を含む): 232227072

約数和(自身を除く): 160563132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 558, 620, 810, 837, 930, 1116, 1395, 1427, 1620, 1674, 1860, 2511, 2790, 2854, 3348, 4185, 4281, 5022, 5580, 5708, 7135, 8370, 8562, 10044, 12555, 12843, 14270, 16740, 17124, 21405, 25110, 25686, 28540, 38529, 42810, 44237, 50220, 51372, 64215, 77058, 85620, 88474, 115587, 128430, 132711, 154116, 176948, 192645, 221185, 231174, 256860, 265422, 385290, 398133, 442370, 462348, 530844, 577935, 663555, 770580, 796266, 884740, 1155870, 1194399, 1327110, 1592532, 1990665, 2311740, 2388798, 2654220, 3583197, 3981330, 4777596, 5971995, 7166394, 7962660, 11943990, 14332788, 17915985, 23887980, 35831970, 71663940]

約数ペア:

[(1, 71663940), (2, 35831970), (3, 23887980), (4, 17915985), (5, 14332788), (6, 11943990), (9, 7962660), (10, 7166394), (12, 5971995), (15, 4777596), (18, 3981330), (20, 3583197), (27, 2654220), (30, 2388798), (31, 2311740), (36, 1990665), (45, 1592532), (54, 1327110), (60, 1194399), (62, 1155870), (81, 884740), (90, 796266), (93, 770580), (108, 663555), (124, 577935), (135, 530844), (155, 462348), (162, 442370), (180, 398133), (186, 385290), (270, 265422), (279, 256860), (310, 231174), (324, 221185), (372, 192645), (405, 176948), (465, 154116), (540, 132711), (558, 128430), (620, 115587), (810, 88474), (837, 85620), (930, 77058), (1116, 64215), (1395, 51372), (1427, 50220), (1620, 44237), (1674, 42810), (1860, 38529), (2511, 28540), (2790, 25686), (2854, 25110), (3348, 21405), (4185, 17124), (4281, 16740), (5022, 14270), (5580, 12843), (5708, 12555), (7135, 10044), (8370, 8562)]