138880920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1157341}}^1$

素因数の和:1157355

約数の個数: 32

約数和(自身を含む): 416643120

約数和(自身を除く): 277762200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1157341, 2314682, 3472023, 4629364, 5786705, 6944046, 9258728, 11573410, 13888092, 17360115, 23146820, 27776184, 34720230, 46293640, 69440460, 138880920]

約数ペア:

[(1, 138880920), (2, 69440460), (3, 46293640), (4, 34720230), (5, 27776184), (6, 23146820), (8, 17360115), (10, 13888092), (12, 11573410), (15, 9258728), (20, 6944046), (24, 5786705), (30, 4629364), (40, 3472023), (60, 2314682), (120, 1157341)]