64856040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12569}}^1$

素因数の和:12626

約数の個数: 64

約数和(自身を含む): 199108800

約数和(自身を除く): 134252760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 12569, 25138, 37707, 50276, 62845, 75414, 100552, 125690, 150828, 188535, 251380, 301656, 377070, 502760, 540467, 754140, 1080934, 1508280, 1621401, 2161868, 2702335, 3242802, 4323736, 5404670, 6485604, 8107005, 10809340, 12971208, 16214010, 21618680, 32428020, 64856040]

約数ペア:

[(1, 64856040), (2, 32428020), (3, 21618680), (4, 16214010), (5, 12971208), (6, 10809340), (8, 8107005), (10, 6485604), (12, 5404670), (15, 4323736), (20, 3242802), (24, 2702335), (30, 2161868), (40, 1621401), (43, 1508280), (60, 1080934), (86, 754140), (120, 540467), (129, 502760), (172, 377070), (215, 301656), (258, 251380), (344, 188535), (430, 150828), (516, 125690), (645, 100552), (860, 75414), (1032, 62845), (1290, 50276), (1720, 37707), (2580, 25138), (5160, 12569)]