139438920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1161991}}^1$

素因数の和:1162005

約数の個数: 32

約数和(自身を含む): 418317120

約数和(自身を除く): 278878200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1161991, 2323982, 3485973, 4647964, 5809955, 6971946, 9295928, 11619910, 13943892, 17429865, 23239820, 27887784, 34859730, 46479640, 69719460, 139438920]

約数ペア:

[(1, 139438920), (2, 69719460), (3, 46479640), (4, 34859730), (5, 27887784), (6, 23239820), (8, 17429865), (10, 13943892), (12, 11619910), (15, 9295928), (20, 6971946), (24, 5809955), (30, 4647964), (40, 3485973), (60, 2323982), (120, 1161991)]