254640456

素因数分解:

$2^3\times 3^3\times 7^4\times {\mathrm{491}}^1$

素因数の和:534

約数の個数: 160

約数和(自身を含む): 826855200

約数和(自身を除く): 572214744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 343, 378, 392, 441, 491, 504, 588, 686, 756, 882, 982, 1029, 1176, 1323, 1372, 1473, 1512, 1764, 1964, 2058, 2401, 2646, 2744, 2946, 3087, 3437, 3528, 3928, 4116, 4419, 4802, 5292, 5892, 6174, 6874, 7203, 8232, 8838, 9261, 9604, 10311, 10584, 11784, 12348, 13257, 13748, 14406, 17676, 18522, 19208, 20622, 21609, 24059, 24696, 26514, 27496, 28812, 30933, 35352, 37044, 41244, 43218, 48118, 53028, 57624, 61866, 64827, 72177, 74088, 82488, 86436, 92799, 96236, 106056, 123732, 129654, 144354, 168413, 172872, 185598, 192472, 216531, 247464, 259308, 288708, 336826, 371196, 433062, 505239, 518616, 577416, 649593, 673652, 742392, 866124, 1010478, 1178891, 1299186, 1347304, 1515717, 1732248, 2020956, 2357782, 2598372, 3031434, 3536673, 4041912, 4547151, 4715564, 5196744, 6062868, 7073346, 9094302, 9431128, 10610019, 12125736, 14146692, 18188604, 21220038, 28293384, 31830057, 36377208, 42440076, 63660114, 84880152, 127320228, 254640456]

約数ペア:

[(1, 254640456), (2, 127320228), (3, 84880152), (4, 63660114), (6, 42440076), (7, 36377208), (8, 31830057), (9, 28293384), (12, 21220038), (14, 18188604), (18, 14146692), (21, 12125736), (24, 10610019), (27, 9431128), (28, 9094302), (36, 7073346), (42, 6062868), (49, 5196744), (54, 4715564), (56, 4547151), (63, 4041912), (72, 3536673), (84, 3031434), (98, 2598372), (108, 2357782), (126, 2020956), (147, 1732248), (168, 1515717), (189, 1347304), (196, 1299186), (216, 1178891), (252, 1010478), (294, 866124), (343, 742392), (378, 673652), (392, 649593), (441, 577416), (491, 518616), (504, 505239), (588, 433062), (686, 371196), (756, 336826), (882, 288708), (982, 259308), (1029, 247464), (1176, 216531), (1323, 192472), (1372, 185598), (1473, 172872), (1512, 168413), (1764, 144354), (1964, 129654), (2058, 123732), (2401, 106056), (2646, 96236), (2744, 92799), (2946, 86436), (3087, 82488), (3437, 74088), (3528, 72177), (3928, 64827), (4116, 61866), (4419, 57624), (4802, 53028), (5292, 48118), (5892, 43218), (6174, 41244), (6874, 37044), (7203, 35352), (8232, 30933), (8838, 28812), (9261, 27496), (9604, 26514), (10311, 24696), (10584, 24059), (11784, 21609), (12348, 20622), (13257, 19208), (13748, 18522), (14406, 17676)]