121723670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 236984832

約数和(自身を除く): 115261162

約数列:

[1, 2, 5, 10, 31, 41, 61, 62, 82, 122, 155, 157, 205, 305, 310, 314, 410, 610, 785, 1271, 1570, 1891, 2501, 2542, 3782, 4867, 5002, 6355, 6437, 9455, 9577, 9734, 12505, 12710, 12874, 18910, 19154, 24335, 25010, 32185, 47885, 48670, 64370, 77531, 95770, 155062, 199547, 296887, 387655, 392657, 399094, 593774, 775310, 785314, 997735, 1484435, 1963285, 1995470, 2968870, 3926570, 12172367, 24344734, 60861835, 121723670]

約数ペア:

[(1, 121723670), (2, 60861835), (5, 24344734), (10, 12172367), (31, 3926570), (41, 2968870), (61, 1995470), (62, 1963285), (82, 1484435), (122, 997735), (155, 785314), (157, 775310), (205, 593774), (305, 399094), (310, 392657), (314, 387655), (410, 296887), (610, 199547), (785, 155062), (1271, 95770), (1570, 77531), (1891, 64370), (2501, 48670), (2542, 47885), (3782, 32185), (4867, 25010), (5002, 24335), (6355, 19154), (6437, 18910), (9455, 12874), (9577, 12710), (9734, 12505)]