78860460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{187763}}^1$

素因数の和:187782

約数の個数: 48

約数和(自身を含む): 252354816

約数和(自身を除く): 173494356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 187763, 375526, 563289, 751052, 938815, 1126578, 1314341, 1877630, 2253156, 2628682, 2816445, 3755260, 3943023, 5257364, 5632890, 6571705, 7886046, 11265780, 13143410, 15772092, 19715115, 26286820, 39430230, 78860460]

約数ペア:

[(1, 78860460), (2, 39430230), (3, 26286820), (4, 19715115), (5, 15772092), (6, 13143410), (7, 11265780), (10, 7886046), (12, 6571705), (14, 5632890), (15, 5257364), (20, 3943023), (21, 3755260), (28, 2816445), (30, 2628682), (35, 2253156), (42, 1877630), (60, 1314341), (70, 1126578), (84, 938815), (105, 751052), (140, 563289), (210, 375526), (420, 187763)]