18369730760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{135911}}^1$

素因数の和:136062

約数の個数: 64

約数和(自身を含む): 43056921600

約数和(自身を除く): 24687190840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 109, 124, 155, 218, 248, 310, 436, 545, 620, 872, 1090, 1240, 2180, 3379, 4360, 6758, 13516, 16895, 27032, 33790, 67580, 135160, 135911, 271822, 543644, 679555, 1087288, 1359110, 2718220, 4213241, 5436440, 8426482, 14814299, 16852964, 21066205, 29628598, 33705928, 42132410, 59257196, 74071495, 84264820, 118514392, 148142990, 168529640, 296285980, 459243269, 592571960, 918486538, 1836973076, 2296216345, 3673946152, 4592432690, 9184865380, 18369730760]

約数ペア:

[(1, 18369730760), (2, 9184865380), (4, 4592432690), (5, 3673946152), (8, 2296216345), (10, 1836973076), (20, 918486538), (31, 592571960), (40, 459243269), (62, 296285980), (109, 168529640), (124, 148142990), (155, 118514392), (218, 84264820), (248, 74071495), (310, 59257196), (436, 42132410), (545, 33705928), (620, 29628598), (872, 21066205), (1090, 16852964), (1240, 14814299), (2180, 8426482), (3379, 5436440), (4360, 4213241), (6758, 2718220), (13516, 1359110), (16895, 1087288), (27032, 679555), (33790, 543644), (67580, 271822), (135160, 135911)]