90609540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{215737}}^1$

素因数の和:215756

約数の個数: 48

約数和(自身を含む): 289951872

約数和(自身を除く): 199342332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 215737, 431474, 647211, 862948, 1078685, 1294422, 1510159, 2157370, 2588844, 3020318, 3236055, 4314740, 4530477, 6040636, 6472110, 7550795, 9060954, 12944220, 15101590, 18121908, 22652385, 30203180, 45304770, 90609540]

約数ペア:

[(1, 90609540), (2, 45304770), (3, 30203180), (4, 22652385), (5, 18121908), (6, 15101590), (7, 12944220), (10, 9060954), (12, 7550795), (14, 6472110), (15, 6040636), (20, 4530477), (21, 4314740), (28, 3236055), (30, 3020318), (35, 2588844), (42, 2157370), (60, 1510159), (70, 1294422), (84, 1078685), (105, 862948), (140, 647211), (210, 431474), (420, 215737)]