168889463420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{15187}}^1$

素因数の和:15499

約数の個数: 96

約数和(自身を含む): 370265457408

約数和(自身を除く): 201375993988

約数列:

[1, 2, 4, 5, 10, 20, 43, 67, 86, 134, 172, 193, 215, 268, 335, 386, 430, 670, 772, 860, 965, 1340, 1930, 2881, 3860, 5762, 8299, 11524, 12931, 14405, 15187, 16598, 25862, 28810, 30374, 33196, 41495, 51724, 57620, 60748, 64655, 75935, 82990, 129310, 151870, 165980, 258620, 303740, 556033, 653041, 1017529, 1112066, 1306082, 2035058, 2224132, 2612164, 2780165, 2931091, 3265205, 4070116, 5087645, 5560330, 5862182, 6530410, 10175290, 11120660, 11724364, 13060820, 14655455, 20350580, 29310910, 43753747, 58621820, 87507494, 126036913, 175014988, 196383097, 218768735, 252073826, 392766194, 437537470, 504147652, 630184565, 785532388, 875074940, 981915485, 1260369130, 1963830970, 2520738260, 3927661940, 8444473171, 16888946342, 33777892684, 42222365855, 84444731710, 168889463420]

約数ペア:

[(1, 168889463420), (2, 84444731710), (4, 42222365855), (5, 33777892684), (10, 16888946342), (20, 8444473171), (43, 3927661940), (67, 2520738260), (86, 1963830970), (134, 1260369130), (172, 981915485), (193, 875074940), (215, 785532388), (268, 630184565), (335, 504147652), (386, 437537470), (430, 392766194), (670, 252073826), (772, 218768735), (860, 196383097), (965, 175014988), (1340, 126036913), (1930, 87507494), (2881, 58621820), (3860, 43753747), (5762, 29310910), (8299, 20350580), (11524, 14655455), (12931, 13060820), (14405, 11724364), (15187, 11120660), (16598, 10175290), (25862, 6530410), (28810, 5862182), (30374, 5560330), (33196, 5087645), (41495, 4070116), (51724, 3265205), (57620, 2931091), (60748, 2780165), (64655, 2612164), (75935, 2224132), (82990, 2035058), (129310, 1306082), (151870, 1112066), (165980, 1017529), (258620, 653041), (303740, 556033)]