168665660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{7523}}^1$

素因数の和:7610

約数の個数: 48

約数和(自身を含む): 379209600

約数和(自身を除く): 210543940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 7523, 11210, 15046, 22420, 30092, 37615, 75230, 142937, 150460, 285874, 443857, 571748, 714685, 887714, 1429370, 1775428, 2219285, 2858740, 4438570, 8433283, 8877140, 16866566, 33733132, 42166415, 84332830, 168665660]

約数ペア:

[(1, 168665660), (2, 84332830), (4, 42166415), (5, 33733132), (10, 16866566), (19, 8877140), (20, 8433283), (38, 4438570), (59, 2858740), (76, 2219285), (95, 1775428), (118, 1429370), (190, 887714), (236, 714685), (295, 571748), (380, 443857), (590, 285874), (1121, 150460), (1180, 142937), (2242, 75230), (4484, 37615), (5605, 30092), (7523, 22420), (11210, 15046)]