40627980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1$

素因数の和:861

約数の個数: 120

約数和(自身を含む): 131725440

約数和(自身を除く): 91097460

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, 809, 810, 837, 930, 1116, 1395, 1618, 1620, 1674, 1860, 2427, 2511, 2790, 3236, 3348, 4045, 4185, 4854, 5022, 5580, 7281, 8090, 8370, 9708, 10044, 12135, 12555, 14562, 16180, 16740, 21843, 24270, 25079, 25110, 29124, 36405, 43686, 48540, 50158, 50220, 65529, 72810, 75237, 87372, 100316, 109215, 125395, 131058, 145620, 150474, 218430, 225711, 250790, 262116, 300948, 327645, 376185, 436860, 451422, 501580, 655290, 677133, 752370, 902844, 1128555, 1310580, 1354266, 1504740, 2031399, 2257110, 2708532, 3385665, 4062798, 4514220, 6771330, 8125596, 10156995, 13542660, 20313990, 40627980]

約数ペア:

[(1, 40627980), (2, 20313990), (3, 13542660), (4, 10156995), (5, 8125596), (6, 6771330), (9, 4514220), (10, 4062798), (12, 3385665), (15, 2708532), (18, 2257110), (20, 2031399), (27, 1504740), (30, 1354266), (31, 1310580), (36, 1128555), (45, 902844), (54, 752370), (60, 677133), (62, 655290), (81, 501580), (90, 451422), (93, 436860), (108, 376185), (124, 327645), (135, 300948), (155, 262116), (162, 250790), (180, 225711), (186, 218430), (270, 150474), (279, 145620), (310, 131058), (324, 125395), (372, 109215), (405, 100316), (465, 87372), (540, 75237), (558, 72810), (620, 65529), (809, 50220), (810, 50158), (837, 48540), (930, 43686), (1116, 36405), (1395, 29124), (1618, 25110), (1620, 25079), (1674, 24270), (1860, 21843), (2427, 16740), (2511, 16180), (2790, 14562), (3236, 12555), (3348, 12135), (4045, 10044), (4185, 9708), (4854, 8370), (5022, 8090), (5580, 7281)]