247648560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1031869}}^1$

素因数の和:1031885

約数の個数: 40

約数和(自身を含む): 767711280

約数和(自身を除く): 520062720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1031869, 2063738, 3095607, 4127476, 5159345, 6191214, 8254952, 10318690, 12382428, 15478035, 16509904, 20637380, 24764856, 30956070, 41274760, 49529712, 61912140, 82549520, 123824280, 247648560]

約数ペア:

[(1, 247648560), (2, 123824280), (3, 82549520), (4, 61912140), (5, 49529712), (6, 41274760), (8, 30956070), (10, 24764856), (12, 20637380), (15, 16509904), (16, 15478035), (20, 12382428), (24, 10318690), (30, 8254952), (40, 6191214), (48, 5159345), (60, 4127476), (80, 3095607), (120, 2063738), (240, 1031869)]