64730680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1531}}^1$

素因数の和:1700

約数の個数: 64

約数和(自身を含む): 167662080

約数和(自身を除く): 102931400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 280, 302, 604, 755, 1057, 1208, 1510, 1531, 2114, 3020, 3062, 4228, 5285, 6040, 6124, 7655, 8456, 10570, 10717, 12248, 15310, 21140, 21434, 30620, 42280, 42868, 53585, 61240, 85736, 107170, 214340, 231181, 428680, 462362, 924724, 1155905, 1618267, 1849448, 2311810, 3236534, 4623620, 6473068, 8091335, 9247240, 12946136, 16182670, 32365340, 64730680]

約数ペア:

[(1, 64730680), (2, 32365340), (4, 16182670), (5, 12946136), (7, 9247240), (8, 8091335), (10, 6473068), (14, 4623620), (20, 3236534), (28, 2311810), (35, 1849448), (40, 1618267), (56, 1155905), (70, 924724), (140, 462362), (151, 428680), (280, 231181), (302, 214340), (604, 107170), (755, 85736), (1057, 61240), (1208, 53585), (1510, 42868), (1531, 42280), (2114, 30620), (3020, 21434), (3062, 21140), (4228, 15310), (5285, 12248), (6040, 10717), (6124, 10570), (7655, 8456)]