68175660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23189}}^1$

素因数の和:23215

約数の個数: 72

約数和(自身を含む): 222067440

約数和(自身を除く): 153891780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 23189, 46378, 69567, 92756, 115945, 139134, 162323, 231890, 278268, 324646, 347835, 463780, 486969, 649292, 695670, 811615, 973938, 1136261, 1391340, 1623230, 1947876, 2272522, 2434845, 3246460, 3408783, 4545044, 4869690, 5681305, 6817566, 9739380, 11362610, 13635132, 17043915, 22725220, 34087830, 68175660]

約数ペア:

[(1, 68175660), (2, 34087830), (3, 22725220), (4, 17043915), (5, 13635132), (6, 11362610), (7, 9739380), (10, 6817566), (12, 5681305), (14, 4869690), (15, 4545044), (20, 3408783), (21, 3246460), (28, 2434845), (30, 2272522), (35, 1947876), (42, 1623230), (49, 1391340), (60, 1136261), (70, 973938), (84, 811615), (98, 695670), (105, 649292), (140, 486969), (147, 463780), (196, 347835), (210, 324646), (245, 278268), (294, 231890), (420, 162323), (490, 139134), (588, 115945), (735, 92756), (980, 69567), (1470, 46378), (2940, 23189)]