166505960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2857}}^1$

素因数の和:2946

約数の個数: 64

約数和(自身を含む): 395089920

約数和(自身を除く): 228583960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1880, 2857, 2914, 5714, 5828, 7285, 11428, 11656, 14285, 14570, 22856, 28570, 29140, 57140, 58280, 88567, 114280, 134279, 177134, 268558, 354268, 442835, 537116, 671395, 708536, 885670, 1074232, 1342790, 1771340, 2685580, 3542680, 4162649, 5371160, 8325298, 16650596, 20813245, 33301192, 41626490, 83252980, 166505960]

約数ペア:

[(1, 166505960), (2, 83252980), (4, 41626490), (5, 33301192), (8, 20813245), (10, 16650596), (20, 8325298), (31, 5371160), (40, 4162649), (47, 3542680), (62, 2685580), (94, 1771340), (124, 1342790), (155, 1074232), (188, 885670), (235, 708536), (248, 671395), (310, 537116), (376, 442835), (470, 354268), (620, 268558), (940, 177134), (1240, 134279), (1457, 114280), (1880, 88567), (2857, 58280), (2914, 57140), (5714, 29140), (5828, 28570), (7285, 22856), (11428, 14570), (11656, 14285)]