212972004

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 646009728

約数和(自身を除く): 433037724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 113, 126, 162, 189, 226, 243, 252, 277, 324, 339, 378, 452, 486, 554, 567, 678, 756, 791, 831, 972, 1017, 1108, 1134, 1356, 1582, 1662, 1701, 1939, 2034, 2268, 2373, 2493, 3051, 3164, 3324, 3402, 3878, 4068, 4746, 4986, 5817, 6102, 6804, 7119, 7479, 7756, 9153, 9492, 9972, 11634, 12204, 14238, 14958, 17451, 18306, 21357, 22437, 23268, 27459, 28476, 29916, 31301, 34902, 36612, 42714, 44874, 52353, 54918, 62602, 64071, 67311, 69804, 85428, 89748, 93903, 104706, 109836, 125204, 128142, 134622, 157059, 187806, 192213, 209412, 219107, 256284, 269244, 281709, 314118, 375612, 384426, 438214, 471177, 563418, 628236, 657321, 768852, 845127, 876428, 942354, 1126836, 1314642, 1690254, 1884708, 1971963, 2535381, 2629284, 3380508, 3943926, 5070762, 5915889, 7606143, 7887852, 10141524, 11831778, 15212286, 17747667, 23663556, 30424572, 35495334, 53243001, 70990668, 106486002, 212972004]

約数ペア:

[(1, 212972004), (2, 106486002), (3, 70990668), (4, 53243001), (6, 35495334), (7, 30424572), (9, 23663556), (12, 17747667), (14, 15212286), (18, 11831778), (21, 10141524), (27, 7887852), (28, 7606143), (36, 5915889), (42, 5070762), (54, 3943926), (63, 3380508), (81, 2629284), (84, 2535381), (108, 1971963), (113, 1884708), (126, 1690254), (162, 1314642), (189, 1126836), (226, 942354), (243, 876428), (252, 845127), (277, 768852), (324, 657321), (339, 628236), (378, 563418), (452, 471177), (486, 438214), (554, 384426), (567, 375612), (678, 314118), (756, 281709), (791, 269244), (831, 256284), (972, 219107), (1017, 209412), (1108, 192213), (1134, 187806), (1356, 157059), (1582, 134622), (1662, 128142), (1701, 125204), (1939, 109836), (2034, 104706), (2268, 93903), (2373, 89748), (2493, 85428), (3051, 69804), (3164, 67311), (3324, 64071), (3402, 62602), (3878, 54918), (4068, 52353), (4746, 44874), (4986, 42714), (5817, 36612), (6102, 34902), (6804, 31301), (7119, 29916), (7479, 28476), (7756, 27459), (9153, 23268), (9492, 22437), (9972, 21357), (11634, 18306), (12204, 17451), (14238, 14958)]