318986520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2658221}}^1$

素因数の和:2658235

約数の個数: 32

約数和(自身を含む): 956959920

約数和(自身を除く): 637973400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2658221, 5316442, 7974663, 10632884, 13291105, 15949326, 21265768, 26582210, 31898652, 39873315, 53164420, 63797304, 79746630, 106328840, 159493260, 318986520]

約数ペア:

[(1, 318986520), (2, 159493260), (3, 106328840), (4, 79746630), (5, 63797304), (6, 53164420), (8, 39873315), (10, 31898652), (12, 26582210), (15, 21265768), (20, 15949326), (24, 13291105), (30, 10632884), (40, 7974663), (60, 5316442), (120, 2658221)]