154858920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1290491}}^1$

素因数の和:1290505

約数の個数: 32

約数和(自身を含む): 464577120

約数和(自身を除く): 309718200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1290491, 2580982, 3871473, 5161964, 6452455, 7742946, 10323928, 12904910, 15485892, 19357365, 25809820, 30971784, 38714730, 51619640, 77429460, 154858920]

約数ペア:

[(1, 154858920), (2, 77429460), (3, 51619640), (4, 38714730), (5, 30971784), (6, 25809820), (8, 19357365), (10, 15485892), (12, 12904910), (15, 10323928), (20, 7742946), (24, 6452455), (30, 5161964), (40, 3871473), (60, 2580982), (120, 1290491)]