85140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:69

約数の個数: 72

約数和(自身を含む): 288288

約数和(自身を除く): 203148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 129, 132, 165, 172, 180, 198, 215, 220, 258, 330, 387, 396, 430, 473, 495, 516, 645, 660, 774, 860, 946, 990, 1290, 1419, 1548, 1892, 1935, 1980, 2365, 2580, 2838, 3870, 4257, 4730, 5676, 7095, 7740, 8514, 9460, 14190, 17028, 21285, 28380, 42570, 85140]

約数ペア:

[(1, 85140), (2, 42570), (3, 28380), (4, 21285), (5, 17028), (6, 14190), (9, 9460), (10, 8514), (11, 7740), (12, 7095), (15, 5676), (18, 4730), (20, 4257), (22, 3870), (30, 2838), (33, 2580), (36, 2365), (43, 1980), (44, 1935), (45, 1892), (55, 1548), (60, 1419), (66, 1290), (86, 990), (90, 946), (99, 860), (110, 774), (129, 660), (132, 645), (165, 516), (172, 495), (180, 473), (198, 430), (215, 396), (220, 387), (258, 330)]