90046660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 215913600

約数和(自身を除く): 125866940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 67, 82, 110, 134, 149, 164, 205, 220, 268, 298, 335, 410, 451, 596, 670, 737, 745, 820, 902, 1340, 1474, 1490, 1639, 1804, 2255, 2747, 2948, 2980, 3278, 3685, 4510, 5494, 6109, 6556, 7370, 8195, 9020, 9983, 10988, 12218, 13735, 14740, 16390, 19966, 24436, 27470, 30217, 30545, 32780, 39932, 49915, 54940, 60434, 61090, 67199, 99830, 109813, 120868, 122180, 134398, 151085, 199660, 219626, 268796, 302170, 335995, 409303, 439252, 549065, 604340, 671990, 818606, 1098130, 1343980, 1637212, 2046515, 2196260, 4093030, 4502333, 8186060, 9004666, 18009332, 22511665, 45023330, 90046660]

約数ペア:

[(1, 90046660), (2, 45023330), (4, 22511665), (5, 18009332), (10, 9004666), (11, 8186060), (20, 4502333), (22, 4093030), (41, 2196260), (44, 2046515), (55, 1637212), (67, 1343980), (82, 1098130), (110, 818606), (134, 671990), (149, 604340), (164, 549065), (205, 439252), (220, 409303), (268, 335995), (298, 302170), (335, 268796), (410, 219626), (451, 199660), (596, 151085), (670, 134398), (737, 122180), (745, 120868), (820, 109813), (902, 99830), (1340, 67199), (1474, 61090), (1490, 60434), (1639, 54940), (1804, 49915), (2255, 39932), (2747, 32780), (2948, 30545), (2980, 30217), (3278, 27470), (3685, 24436), (4510, 19966), (5494, 16390), (6109, 14740), (6556, 13735), (7370, 12218), (8195, 10988), (9020, 9983)]