205819992

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 653828760

約数和(自身を除く): 448008768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 227, 252, 257, 294, 392, 441, 454, 504, 514, 588, 681, 771, 882, 908, 1028, 1176, 1362, 1542, 1589, 1764, 1799, 1816, 2043, 2056, 2313, 2724, 3084, 3178, 3528, 3598, 4086, 4626, 4767, 5397, 5448, 6168, 6356, 7196, 8172, 9252, 9534, 10794, 11123, 12593, 12712, 14301, 14392, 16191, 16344, 18504, 19068, 21588, 22246, 25186, 28602, 32382, 33369, 37779, 38136, 43176, 44492, 50372, 57204, 58339, 64764, 66738, 75558, 88984, 100107, 100744, 113337, 114408, 116678, 129528, 133476, 151116, 175017, 200214, 226674, 233356, 266952, 302232, 350034, 400428, 408373, 453348, 466712, 525051, 700068, 800856, 816746, 906696, 1050102, 1225119, 1400136, 1633492, 2100204, 2450238, 2858611, 3266984, 3675357, 4200408, 4900476, 5717222, 7350714, 8575833, 9800952, 11434444, 14701428, 17151666, 22868888, 25727499, 29402856, 34303332, 51454998, 68606664, 102909996, 205819992]

約数ペア:

[(1, 205819992), (2, 102909996), (3, 68606664), (4, 51454998), (6, 34303332), (7, 29402856), (8, 25727499), (9, 22868888), (12, 17151666), (14, 14701428), (18, 11434444), (21, 9800952), (24, 8575833), (28, 7350714), (36, 5717222), (42, 4900476), (49, 4200408), (56, 3675357), (63, 3266984), (72, 2858611), (84, 2450238), (98, 2100204), (126, 1633492), (147, 1400136), (168, 1225119), (196, 1050102), (227, 906696), (252, 816746), (257, 800856), (294, 700068), (392, 525051), (441, 466712), (454, 453348), (504, 408373), (514, 400428), (588, 350034), (681, 302232), (771, 266952), (882, 233356), (908, 226674), (1028, 200214), (1176, 175017), (1362, 151116), (1542, 133476), (1589, 129528), (1764, 116678), (1799, 114408), (1816, 113337), (2043, 100744), (2056, 100107), (2313, 88984), (2724, 75558), (3084, 66738), (3178, 64764), (3528, 58339), (3598, 57204), (4086, 50372), (4626, 44492), (4767, 43176), (5397, 38136), (5448, 37779), (6168, 33369), (6356, 32382), (7196, 28602), (8172, 25186), (9252, 22246), (9534, 21588), (10794, 19068), (11123, 18504), (12593, 16344), (12712, 16191), (14301, 14392)]