31425870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{569}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 86676480

約数和(自身を除く): 55250610

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 263, 526, 569, 789, 1138, 1315, 1578, 1707, 1841, 2630, 2845, 3414, 3682, 3945, 3983, 5523, 5690, 7890, 7966, 8535, 9205, 11046, 11949, 17070, 18410, 19915, 23898, 27615, 39830, 55230, 59745, 119490, 149647, 299294, 448941, 748235, 897882, 1047529, 1496470, 2095058, 2244705, 3142587, 4489410, 5237645, 6285174, 10475290, 15712935, 31425870]

約数ペア:

[(1, 31425870), (2, 15712935), (3, 10475290), (5, 6285174), (6, 5237645), (7, 4489410), (10, 3142587), (14, 2244705), (15, 2095058), (21, 1496470), (30, 1047529), (35, 897882), (42, 748235), (70, 448941), (105, 299294), (210, 149647), (263, 119490), (526, 59745), (569, 55230), (789, 39830), (1138, 27615), (1315, 23898), (1578, 19915), (1707, 18410), (1841, 17070), (2630, 11949), (2845, 11046), (3414, 9205), (3682, 8535), (3945, 7966), (3983, 7890), (5523, 5690)]