66277620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8563}}^1$

素因数の和:8621

約数の個数: 72

約数和(自身を含む): 205741536

約数和(自身を除く): 139463916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 8563, 17126, 25689, 34252, 42815, 51378, 77067, 85630, 102756, 128445, 154134, 171260, 256890, 308268, 368209, 385335, 513780, 736418, 770670, 1104627, 1472836, 1541340, 1841045, 2209254, 3313881, 3682090, 4418508, 5523135, 6627762, 7364180, 11046270, 13255524, 16569405, 22092540, 33138810, 66277620]

約数ペア:

[(1, 66277620), (2, 33138810), (3, 22092540), (4, 16569405), (5, 13255524), (6, 11046270), (9, 7364180), (10, 6627762), (12, 5523135), (15, 4418508), (18, 3682090), (20, 3313881), (30, 2209254), (36, 1841045), (43, 1541340), (45, 1472836), (60, 1104627), (86, 770670), (90, 736418), (129, 513780), (172, 385335), (180, 368209), (215, 308268), (258, 256890), (387, 171260), (430, 154134), (516, 128445), (645, 102756), (774, 85630), (860, 77067), (1290, 51378), (1548, 42815), (1935, 34252), (2580, 25689), (3870, 17126), (7740, 8563)]