12579665220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1145689}}^1$

素因数の和:1145765

約数の個数: 72

約数和(自身を含む): 38783897880

約数和(自身を除く): 26204232660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 1145689, 2291378, 3437067, 4582756, 5728445, 6874134, 10311201, 11456890, 13748268, 17185335, 20622402, 22913780, 34370670, 41244804, 51556005, 68741340, 69887029, 103112010, 139774058, 206224020, 209661087, 279548116, 349435145, 419322174, 628983261, 698870290, 838644348, 1048305435, 1257966522, 1397740580, 2096610870, 2515933044, 3144916305, 4193221740, 6289832610, 12579665220]

約数ペア:

[(1, 12579665220), (2, 6289832610), (3, 4193221740), (4, 3144916305), (5, 2515933044), (6, 2096610870), (9, 1397740580), (10, 1257966522), (12, 1048305435), (15, 838644348), (18, 698870290), (20, 628983261), (30, 419322174), (36, 349435145), (45, 279548116), (60, 209661087), (61, 206224020), (90, 139774058), (122, 103112010), (180, 69887029), (183, 68741340), (244, 51556005), (305, 41244804), (366, 34370670), (549, 22913780), (610, 20622402), (732, 17185335), (915, 13748268), (1098, 11456890), (1220, 10311201), (1830, 6874134), (2196, 5728445), (2745, 4582756), (3660, 3437067), (5490, 2291378), (10980, 1145689)]