321330608120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{186820121}}^1$

素因数の和:186820175

約数の個数: 32

約数和(自身を含む): 739807683120

約数和(自身を除く): 418477075000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 186820121, 373640242, 747280484, 934100605, 1494560968, 1868201210, 3736402420, 7472804840, 8033265203, 16066530406, 32133060812, 40166326015, 64266121624, 80332652030, 160665304060, 321330608120]

約数ペア:

[(1, 321330608120), (2, 160665304060), (4, 80332652030), (5, 64266121624), (8, 40166326015), (10, 32133060812), (20, 16066530406), (40, 8033265203), (43, 7472804840), (86, 3736402420), (172, 1868201210), (215, 1494560968), (344, 934100605), (430, 747280484), (860, 373640242), (1720, 186820121)]