68100660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1583}}^1$

素因数の和:1837

約数の個数: 72

約数和(自身を含む): 207567360

約数和(自身を除く): 139466700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 1583, 2151, 2390, 2868, 3166, 3585, 4302, 4749, 4780, 6332, 7170, 7915, 8604, 9498, 10755, 14247, 14340, 15830, 18996, 21510, 23745, 28494, 31660, 43020, 47490, 56988, 71235, 94980, 142470, 284940, 378337, 756674, 1135011, 1513348, 1891685, 2270022, 3405033, 3783370, 4540044, 5675055, 6810066, 7566740, 11350110, 13620132, 17025165, 22700220, 34050330, 68100660]

約数ペア:

[(1, 68100660), (2, 34050330), (3, 22700220), (4, 17025165), (5, 13620132), (6, 11350110), (9, 7566740), (10, 6810066), (12, 5675055), (15, 4540044), (18, 3783370), (20, 3405033), (30, 2270022), (36, 1891685), (45, 1513348), (60, 1135011), (90, 756674), (180, 378337), (239, 284940), (478, 142470), (717, 94980), (956, 71235), (1195, 56988), (1434, 47490), (1583, 43020), (2151, 31660), (2390, 28494), (2868, 23745), (3166, 21510), (3585, 18996), (4302, 15830), (4749, 14340), (4780, 14247), (6332, 10755), (7170, 9498), (7915, 8604)]