81720792

素因数分解:

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

素因数の和:1837

約数の個数: 64

約数和(自身を含む): 228096000

約数和(自身を除く): 146375208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 239, 478, 717, 956, 1434, 1583, 1912, 2151, 2868, 3166, 4302, 4749, 5736, 6332, 6453, 8604, 9498, 12664, 12906, 14247, 17208, 18996, 25812, 28494, 37992, 42741, 51624, 56988, 85482, 113976, 170964, 341928, 378337, 756674, 1135011, 1513348, 2270022, 3026696, 3405033, 4540044, 6810066, 9080088, 10215099, 13620132, 20430198, 27240264, 40860396, 81720792]

約数ペア:

[(1, 81720792), (2, 40860396), (3, 27240264), (4, 20430198), (6, 13620132), (8, 10215099), (9, 9080088), (12, 6810066), (18, 4540044), (24, 3405033), (27, 3026696), (36, 2270022), (54, 1513348), (72, 1135011), (108, 756674), (216, 378337), (239, 341928), (478, 170964), (717, 113976), (956, 85482), (1434, 56988), (1583, 51624), (1912, 42741), (2151, 37992), (2868, 28494), (3166, 25812), (4302, 18996), (4749, 17208), (5736, 14247), (6332, 12906), (6453, 12664), (8604, 9498)]