66287480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3881}}^1$

素因数の和:3960

約数の個数: 64

約数和(自身を含む): 173292480

約数和(自身を除く): 107005000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 3881, 4270, 7762, 8540, 15524, 17080, 19405, 27167, 31048, 38810, 54334, 77620, 108668, 135835, 155240, 217336, 236741, 271670, 473482, 543340, 946964, 1086680, 1183705, 1657187, 1893928, 2367410, 3314374, 4734820, 6628748, 8285935, 9469640, 13257496, 16571870, 33143740, 66287480]

約数ペア:

[(1, 66287480), (2, 33143740), (4, 16571870), (5, 13257496), (7, 9469640), (8, 8285935), (10, 6628748), (14, 4734820), (20, 3314374), (28, 2367410), (35, 1893928), (40, 1657187), (56, 1183705), (61, 1086680), (70, 946964), (122, 543340), (140, 473482), (244, 271670), (280, 236741), (305, 217336), (427, 155240), (488, 135835), (610, 108668), (854, 77620), (1220, 54334), (1708, 38810), (2135, 31048), (2440, 27167), (3416, 19405), (3881, 17080), (4270, 15524), (7762, 8540)]