156929780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{7523}}^1$

素因数の和:7688

約数の個数: 48

約数和(自身を含む): 379209600

約数和(自身を除く): 222279820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 7523, 10430, 15046, 20860, 30092, 37615, 52661, 75230, 105322, 150460, 210644, 263305, 526610, 1053220, 1120927, 2241854, 4483708, 5604635, 7846489, 11209270, 15692978, 22418540, 31385956, 39232445, 78464890, 156929780]

約数ペア:

[(1, 156929780), (2, 78464890), (4, 39232445), (5, 31385956), (7, 22418540), (10, 15692978), (14, 11209270), (20, 7846489), (28, 5604635), (35, 4483708), (70, 2241854), (140, 1120927), (149, 1053220), (298, 526610), (596, 263305), (745, 210644), (1043, 150460), (1490, 105322), (2086, 75230), (2980, 52661), (4172, 37615), (5215, 30092), (7523, 20860), (10430, 15046)]