81304740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3733}}^1$

素因数の和:3770

約数の個数: 108

約数和(自身を含む): 271155612

約数和(自身を除く): 189850872

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 3733, 4356, 5445, 7260, 7466, 10890, 11199, 14932, 18665, 21780, 22398, 33597, 37330, 41063, 44796, 55995, 67194, 74660, 82126, 111990, 123189, 134388, 164252, 167985, 205315, 223980, 246378, 335970, 369567, 410630, 451693, 492756, 615945, 671940, 739134, 821260, 903386, 1231890, 1355079, 1478268, 1806772, 1847835, 2258465, 2463780, 2710158, 3695670, 4065237, 4516930, 5420316, 6775395, 7391340, 8130474, 9033860, 13550790, 16260948, 20326185, 27101580, 40652370, 81304740]

約数ペア:

[(1, 81304740), (2, 40652370), (3, 27101580), (4, 20326185), (5, 16260948), (6, 13550790), (9, 9033860), (10, 8130474), (11, 7391340), (12, 6775395), (15, 5420316), (18, 4516930), (20, 4065237), (22, 3695670), (30, 2710158), (33, 2463780), (36, 2258465), (44, 1847835), (45, 1806772), (55, 1478268), (60, 1355079), (66, 1231890), (90, 903386), (99, 821260), (110, 739134), (121, 671940), (132, 615945), (165, 492756), (180, 451693), (198, 410630), (220, 369567), (242, 335970), (330, 246378), (363, 223980), (396, 205315), (484, 167985), (495, 164252), (605, 134388), (660, 123189), (726, 111990), (990, 82126), (1089, 74660), (1210, 67194), (1452, 55995), (1815, 44796), (1980, 41063), (2178, 37330), (2420, 33597), (3630, 22398), (3733, 21780), (4356, 18665), (5445, 14932), (7260, 11199), (7466, 10890)]