8645580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1175

約数の個数: 72

約数和(自身を含む): 26858832

約数和(自身を除く): 18213252

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, 1117, 1290, 1548, 1935, 2234, 2580, 3351, 3870, 4468, 5585, 6702, 7740, 10053, 11170, 13404, 16755, 20106, 22340, 33510, 40212, 48031, 50265, 67020, 96062, 100530, 144093, 192124, 201060, 240155, 288186, 432279, 480310, 576372, 720465, 864558, 960620, 1440930, 1729116, 2161395, 2881860, 4322790, 8645580]

約数ペア:

[(1, 8645580), (2, 4322790), (3, 2881860), (4, 2161395), (5, 1729116), (6, 1440930), (9, 960620), (10, 864558), (12, 720465), (15, 576372), (18, 480310), (20, 432279), (30, 288186), (36, 240155), (43, 201060), (45, 192124), (60, 144093), (86, 100530), (90, 96062), (129, 67020), (172, 50265), (180, 48031), (215, 40212), (258, 33510), (387, 22340), (430, 20106), (516, 16755), (645, 13404), (774, 11170), (860, 10053), (1117, 7740), (1290, 6702), (1548, 5585), (1935, 4468), (2234, 3870), (2580, 3351)]