86848140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{389}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 247862160

約数和(自身を除く): 161014020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 389, 610, 732, 778, 915, 1167, 1220, 1556, 1830, 1945, 2334, 3660, 3721, 3890, 4668, 5835, 7442, 7780, 11163, 11670, 14884, 18605, 22326, 23340, 23729, 37210, 44652, 47458, 55815, 71187, 74420, 94916, 111630, 118645, 142374, 223260, 237290, 284748, 355935, 474580, 711870, 1423740, 1447469, 2894938, 4342407, 5789876, 7237345, 8684814, 14474690, 17369628, 21712035, 28949380, 43424070, 86848140]

約数ペア:

[(1, 86848140), (2, 43424070), (3, 28949380), (4, 21712035), (5, 17369628), (6, 14474690), (10, 8684814), (12, 7237345), (15, 5789876), (20, 4342407), (30, 2894938), (60, 1447469), (61, 1423740), (122, 711870), (183, 474580), (244, 355935), (305, 284748), (366, 237290), (389, 223260), (610, 142374), (732, 118645), (778, 111630), (915, 94916), (1167, 74420), (1220, 71187), (1556, 55815), (1830, 47458), (1945, 44652), (2334, 37210), (3660, 23729), (3721, 23340), (3890, 22326), (4668, 18605), (5835, 14884), (7442, 11670), (7780, 11163)]