663180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1579}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 2123520

約数和(自身を除く): 1460340

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, 1579, 3158, 4737, 6316, 7895, 9474, 11053, 15790, 18948, 22106, 23685, 31580, 33159, 44212, 47370, 55265, 66318, 94740, 110530, 132636, 165795, 221060, 331590, 663180]

約数ペア:

[(1, 663180), (2, 331590), (3, 221060), (4, 165795), (5, 132636), (6, 110530), (7, 94740), (10, 66318), (12, 55265), (14, 47370), (15, 44212), (20, 33159), (21, 31580), (28, 23685), (30, 22106), (35, 18948), (42, 15790), (60, 11053), (70, 9474), (84, 7895), (105, 6316), (140, 4737), (210, 3158), (420, 1579)]