64853820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2837}}^1$

素因数の和:2979

約数の個数: 72

約数和(自身を含む): 198342144

約数和(自身を除く): 133488324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 2837, 3810, 4572, 5674, 5715, 7620, 8511, 11348, 11430, 14185, 17022, 22860, 25533, 28370, 34044, 42555, 51066, 56740, 85110, 102132, 127665, 170220, 255330, 360299, 510660, 720598, 1080897, 1441196, 1801495, 2161794, 3242691, 3602990, 4323588, 5404485, 6485382, 7205980, 10808970, 12970764, 16213455, 21617940, 32426910, 64853820]

約数ペア:

[(1, 64853820), (2, 32426910), (3, 21617940), (4, 16213455), (5, 12970764), (6, 10808970), (9, 7205980), (10, 6485382), (12, 5404485), (15, 4323588), (18, 3602990), (20, 3242691), (30, 2161794), (36, 1801495), (45, 1441196), (60, 1080897), (90, 720598), (127, 510660), (180, 360299), (254, 255330), (381, 170220), (508, 127665), (635, 102132), (762, 85110), (1143, 56740), (1270, 51066), (1524, 42555), (1905, 34044), (2286, 28370), (2540, 25533), (2837, 22860), (3810, 17022), (4572, 14185), (5674, 11430), (5715, 11348), (7620, 8511)]