249635260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{22571}}^1$

素因数の和:22666

約数の個数: 48

約数和(自身を含む): 606735360

約数和(自身を除く): 357100100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 22571, 45142, 90284, 112855, 157997, 225710, 315994, 451420, 631988, 789985, 1579970, 1783109, 3159940, 3566218, 7132436, 8915545, 12481763, 17831090, 24963526, 35662180, 49927052, 62408815, 124817630, 249635260]

約数ペア:

[(1, 249635260), (2, 124817630), (4, 62408815), (5, 49927052), (7, 35662180), (10, 24963526), (14, 17831090), (20, 12481763), (28, 8915545), (35, 7132436), (70, 3566218), (79, 3159940), (140, 1783109), (158, 1579970), (316, 789985), (395, 631988), (553, 451420), (790, 315994), (1106, 225710), (1580, 157997), (2212, 112855), (2765, 90284), (5530, 45142), (11060, 22571)]