69064020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8923}}^1$

素因数の和:8981

約数の個数: 72

約数和(自身を含む): 214390176

約数和(自身を除く): 145326156

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, 8923, 17846, 26769, 35692, 44615, 53538, 80307, 89230, 107076, 133845, 160614, 178460, 267690, 321228, 383689, 401535, 535380, 767378, 803070, 1151067, 1534756, 1606140, 1918445, 2302134, 3453201, 3836890, 4604268, 5755335, 6906402, 7673780, 11510670, 13812804, 17266005, 23021340, 34532010, 69064020]

約数ペア:

[(1, 69064020), (2, 34532010), (3, 23021340), (4, 17266005), (5, 13812804), (6, 11510670), (9, 7673780), (10, 6906402), (12, 5755335), (15, 4604268), (18, 3836890), (20, 3453201), (30, 2302134), (36, 1918445), (43, 1606140), (45, 1534756), (60, 1151067), (86, 803070), (90, 767378), (129, 535380), (172, 401535), (180, 383689), (215, 321228), (258, 267690), (387, 178460), (430, 160614), (516, 133845), (645, 107076), (774, 89230), (860, 80307), (1290, 53538), (1548, 44615), (1935, 35692), (2580, 26769), (3870, 17846), (7740, 8923)]