247130280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{686473}}^1$

素因数の和:686490

約数の個数: 48

約数和(自身を含む): 803174580

約数和(自身を除く): 556044300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 686473, 1372946, 2059419, 2745892, 3432365, 4118838, 5491784, 6178257, 6864730, 8237676, 10297095, 12356514, 13729460, 16475352, 20594190, 24713028, 27458920, 30891285, 41188380, 49426056, 61782570, 82376760, 123565140, 247130280]

約数ペア:

[(1, 247130280), (2, 123565140), (3, 82376760), (4, 61782570), (5, 49426056), (6, 41188380), (8, 30891285), (9, 27458920), (10, 24713028), (12, 20594190), (15, 16475352), (18, 13729460), (20, 12356514), (24, 10297095), (30, 8237676), (36, 6864730), (40, 6178257), (45, 5491784), (60, 4118838), (72, 3432365), (90, 2745892), (120, 2059419), (180, 1372946), (360, 686473)]