133647640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{477313}}^1$

素因数の和:477331

約数の個数: 32

約数和(自身を含む): 343666080

約数和(自身を除く): 210018440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 477313, 954626, 1909252, 2386565, 3341191, 3818504, 4773130, 6682382, 9546260, 13364764, 16705955, 19092520, 26729528, 33411910, 66823820, 133647640]

約数ペア:

[(1, 133647640), (2, 66823820), (4, 33411910), (5, 26729528), (7, 19092520), (8, 16705955), (10, 13364764), (14, 9546260), (20, 6682382), (28, 4773130), (35, 3818504), (40, 3341191), (56, 2386565), (70, 1909252), (140, 954626), (280, 477313)]