64541040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{268921}}^1$

素因数の和:268937

約数の個数: 40

約数和(自身を含む): 200077968

約数和(自身を除く): 135536928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 268921, 537842, 806763, 1075684, 1344605, 1613526, 2151368, 2689210, 3227052, 4033815, 4302736, 5378420, 6454104, 8067630, 10756840, 12908208, 16135260, 21513680, 32270520, 64541040]

約数ペア:

[(1, 64541040), (2, 32270520), (3, 21513680), (4, 16135260), (5, 12908208), (6, 10756840), (8, 8067630), (10, 6454104), (12, 5378420), (15, 4302736), (16, 4033815), (20, 3227052), (24, 2689210), (30, 2151368), (40, 1613526), (48, 1344605), (60, 1075684), (80, 806763), (120, 537842), (240, 268921)]