86818860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7907}}^1$

素因数の和:7983

約数の個数: 72

約数和(自身を含む): 267701616

約数和(自身を除く): 180882756

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, 7907, 10980, 15814, 23721, 31628, 39535, 47442, 71163, 79070, 94884, 118605, 142326, 158140, 237210, 284652, 355815, 474420, 482327, 711630, 964654, 1423260, 1446981, 1929308, 2411635, 2893962, 4340943, 4823270, 5787924, 7234905, 8681886, 9646540, 14469810, 17363772, 21704715, 28939620, 43409430, 86818860]

約数ペア:

[(1, 86818860), (2, 43409430), (3, 28939620), (4, 21704715), (5, 17363772), (6, 14469810), (9, 9646540), (10, 8681886), (12, 7234905), (15, 5787924), (18, 4823270), (20, 4340943), (30, 2893962), (36, 2411635), (45, 1929308), (60, 1446981), (61, 1423260), (90, 964654), (122, 711630), (180, 482327), (183, 474420), (244, 355815), (305, 284652), (366, 237210), (549, 158140), (610, 142326), (732, 118605), (915, 94884), (1098, 79070), (1220, 71163), (1830, 47442), (2196, 39535), (2745, 31628), (3660, 23721), (5490, 15814), (7907, 10980)]