164636360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{587987}}^1$

素因数の和:588005

約数の個数: 32

約数和(自身を含む): 423351360

約数和(自身を除く): 258715000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 587987, 1175974, 2351948, 2939935, 4115909, 4703896, 5879870, 8231818, 11759740, 16463636, 20579545, 23519480, 32927272, 41159090, 82318180, 164636360]

約数ペア:

[(1, 164636360), (2, 82318180), (4, 41159090), (5, 32927272), (7, 23519480), (8, 20579545), (10, 16463636), (14, 11759740), (20, 8231818), (28, 5879870), (35, 4703896), (40, 4115909), (56, 2939935), (70, 2351948), (140, 1175974), (280, 587987)]