55439460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{643}}^1$

素因数の和:1137

約数の個数: 72

約数和(自身を含む): 168779520

約数和(自身を除く): 113340060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 643, 958, 1286, 1437, 1916, 1929, 2395, 2572, 2874, 3215, 3858, 4311, 4790, 5748, 5787, 6430, 7185, 7716, 8622, 9580, 9645, 11574, 12860, 14370, 17244, 19290, 21555, 23148, 28740, 28935, 38580, 43110, 57870, 86220, 115740, 307997, 615994, 923991, 1231988, 1539985, 1847982, 2771973, 3079970, 3695964, 4619955, 5543946, 6159940, 9239910, 11087892, 13859865, 18479820, 27719730, 55439460]

約数ペア:

[(1, 55439460), (2, 27719730), (3, 18479820), (4, 13859865), (5, 11087892), (6, 9239910), (9, 6159940), (10, 5543946), (12, 4619955), (15, 3695964), (18, 3079970), (20, 2771973), (30, 1847982), (36, 1539985), (45, 1231988), (60, 923991), (90, 615994), (180, 307997), (479, 115740), (643, 86220), (958, 57870), (1286, 43110), (1437, 38580), (1916, 28935), (1929, 28740), (2395, 23148), (2572, 21555), (2874, 19290), (3215, 17244), (3858, 14370), (4311, 12860), (4790, 11574), (5748, 9645), (5787, 9580), (6430, 8622), (7185, 7716)]