66631740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158647}}^1$

素因数の和:158666

約数の個数: 48

約数和(自身を含む): 213222912

約数和(自身を除く): 146591172

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, 158647, 317294, 475941, 634588, 793235, 951882, 1110529, 1586470, 1903764, 2221058, 2379705, 3172940, 3331587, 4442116, 4759410, 5552645, 6663174, 9518820, 11105290, 13326348, 16657935, 22210580, 33315870, 66631740]

約数ペア:

[(1, 66631740), (2, 33315870), (3, 22210580), (4, 16657935), (5, 13326348), (6, 11105290), (7, 9518820), (10, 6663174), (12, 5552645), (14, 4759410), (15, 4442116), (20, 3331587), (21, 3172940), (28, 2379705), (30, 2221058), (35, 1903764), (42, 1586470), (60, 1110529), (70, 951882), (84, 793235), (105, 634588), (140, 475941), (210, 317294), (420, 158647)]