642437520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2676823}}^1$

素因数の和:2676839

約数の個数: 40

約数和(自身を含む): 1991557056

約数和(自身を除く): 1349119536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2676823, 5353646, 8030469, 10707292, 13384115, 16060938, 21414584, 26768230, 32121876, 40152345, 42829168, 53536460, 64243752, 80304690, 107072920, 128487504, 160609380, 214145840, 321218760, 642437520]

約数ペア:

[(1, 642437520), (2, 321218760), (3, 214145840), (4, 160609380), (5, 128487504), (6, 107072920), (8, 80304690), (10, 64243752), (12, 53536460), (15, 42829168), (16, 40152345), (20, 32121876), (24, 26768230), (30, 21414584), (40, 16060938), (48, 13384115), (60, 10707292), (80, 8030469), (120, 5353646), (240, 2676823)]