308808460

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{599}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 657720000

約数和(自身を除く): 348911540

約数列:

[1, 2, 4, 5, 10, 20, 149, 173, 298, 346, 596, 599, 692, 745, 865, 1198, 1490, 1730, 2396, 2980, 2995, 3460, 5990, 11980, 25777, 51554, 89251, 103108, 103627, 128885, 178502, 207254, 257770, 357004, 414508, 446255, 515540, 518135, 892510, 1036270, 1785020, 2072540, 15440423, 30880846, 61761692, 77202115, 154404230, 308808460]

約数ペア:

[(1, 308808460), (2, 154404230), (4, 77202115), (5, 61761692), (10, 30880846), (20, 15440423), (149, 2072540), (173, 1785020), (298, 1036270), (346, 892510), (596, 518135), (599, 515540), (692, 446255), (745, 414508), (865, 357004), (1198, 257770), (1490, 207254), (1730, 178502), (2396, 128885), (2980, 103627), (2995, 103108), (3460, 89251), (5990, 51554), (11980, 25777)]