77912880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{324637}}^1$

素因数の和:324653

約数の個数: 40

約数和(自身を含む): 241530672

約数和(自身を除く): 163617792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 324637, 649274, 973911, 1298548, 1623185, 1947822, 2597096, 3246370, 3895644, 4869555, 5194192, 6492740, 7791288, 9739110, 12985480, 15582576, 19478220, 25970960, 38956440, 77912880]

約数ペア:

[(1, 77912880), (2, 38956440), (3, 25970960), (4, 19478220), (5, 15582576), (6, 12985480), (8, 9739110), (10, 7791288), (12, 6492740), (15, 5194192), (16, 4869555), (20, 3895644), (24, 3246370), (30, 2597096), (40, 1947822), (48, 1623185), (60, 1298548), (80, 973911), (120, 649274), (240, 324637)]