204301980

素因数分解:

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

素因数の和:1840

約数の個数: 96

約数和(自身を含む): 638668800

約数和(自身を除く): 434366820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 239, 270, 478, 540, 717, 956, 1195, 1434, 1583, 2151, 2390, 2868, 3166, 3585, 4302, 4749, 4780, 6332, 6453, 7170, 7915, 8604, 9498, 10755, 12906, 14247, 14340, 15830, 18996, 21510, 23745, 25812, 28494, 31660, 32265, 42741, 43020, 47490, 56988, 64530, 71235, 85482, 94980, 129060, 142470, 170964, 213705, 284940, 378337, 427410, 756674, 854820, 1135011, 1513348, 1891685, 2270022, 3405033, 3783370, 4540044, 5675055, 6810066, 7566740, 10215099, 11350110, 13620132, 17025165, 20430198, 22700220, 34050330, 40860396, 51075495, 68100660, 102150990, 204301980]

約数ペア:

[(1, 204301980), (2, 102150990), (3, 68100660), (4, 51075495), (5, 40860396), (6, 34050330), (9, 22700220), (10, 20430198), (12, 17025165), (15, 13620132), (18, 11350110), (20, 10215099), (27, 7566740), (30, 6810066), (36, 5675055), (45, 4540044), (54, 3783370), (60, 3405033), (90, 2270022), (108, 1891685), (135, 1513348), (180, 1135011), (239, 854820), (270, 756674), (478, 427410), (540, 378337), (717, 284940), (956, 213705), (1195, 170964), (1434, 142470), (1583, 129060), (2151, 94980), (2390, 85482), (2868, 71235), (3166, 64530), (3585, 56988), (4302, 47490), (4749, 43020), (4780, 42741), (6332, 32265), (6453, 31660), (7170, 28494), (7915, 25812), (8604, 23745), (9498, 21510), (10755, 18996), (12906, 15830), (14247, 14340)]