67866440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 158976000

約数和(自身を除く): 91109560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 229, 239, 248, 310, 458, 478, 620, 916, 956, 1145, 1195, 1240, 1832, 1912, 2290, 2390, 4580, 4780, 7099, 7409, 9160, 9560, 14198, 14818, 28396, 29636, 35495, 37045, 54731, 56792, 59272, 70990, 74090, 109462, 141980, 148180, 218924, 273655, 283960, 296360, 437848, 547310, 1094620, 1696661, 2189240, 3393322, 6786644, 8483305, 13573288, 16966610, 33933220, 67866440]

約数ペア:

[(1, 67866440), (2, 33933220), (4, 16966610), (5, 13573288), (8, 8483305), (10, 6786644), (20, 3393322), (31, 2189240), (40, 1696661), (62, 1094620), (124, 547310), (155, 437848), (229, 296360), (239, 283960), (248, 273655), (310, 218924), (458, 148180), (478, 141980), (620, 109462), (916, 74090), (956, 70990), (1145, 59272), (1195, 56792), (1240, 54731), (1832, 37045), (1912, 35495), (2290, 29636), (2390, 28396), (4580, 14818), (4780, 14198), (7099, 9560), (7409, 9160)]