315695560

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{148913}}^1$

素因数の和:148977

約数の個数: 32

約数和(自身を含む): 723722040

約数和(自身を除く): 408026480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 148913, 297826, 595652, 744565, 1191304, 1489130, 2978260, 5956520, 7892389, 15784778, 31569556, 39461945, 63139112, 78923890, 157847780, 315695560]

約数ペア:

[(1, 315695560), (2, 157847780), (4, 78923890), (5, 63139112), (8, 39461945), (10, 31569556), (20, 15784778), (40, 7892389), (53, 5956520), (106, 2978260), (212, 1489130), (265, 1191304), (424, 744565), (530, 595652), (1060, 297826), (2120, 148913)]