258789384

素因数分解:

$2^3\times 3^3\times 7^4\times {\mathrm{499}}^1$

素因数の和:542

約数の個数: 160

約数和(自身を含む): 840300000

約数和(自身を除く): 581510616

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, 499, 504, 588, 686, 756, 882, 998, 1029, 1176, 1323, 1372, 1497, 1512, 1764, 1996, 2058, 2401, 2646, 2744, 2994, 3087, 3493, 3528, 3992, 4116, 4491, 4802, 5292, 5988, 6174, 6986, 7203, 8232, 8982, 9261, 9604, 10479, 10584, 11976, 12348, 13473, 13972, 14406, 17964, 18522, 19208, 20958, 21609, 24451, 24696, 26946, 27944, 28812, 31437, 35928, 37044, 41916, 43218, 48902, 53892, 57624, 62874, 64827, 73353, 74088, 83832, 86436, 94311, 97804, 107784, 125748, 129654, 146706, 171157, 172872, 188622, 195608, 220059, 251496, 259308, 293412, 342314, 377244, 440118, 513471, 518616, 586824, 660177, 684628, 754488, 880236, 1026942, 1198099, 1320354, 1369256, 1540413, 1760472, 2053884, 2396198, 2640708, 3080826, 3594297, 4107768, 4621239, 4792396, 5281416, 6161652, 7188594, 9242478, 9584792, 10782891, 12323304, 14377188, 18484956, 21565782, 28754376, 32348673, 36969912, 43131564, 64697346, 86263128, 129394692, 258789384]

約数ペア:

[(1, 258789384), (2, 129394692), (3, 86263128), (4, 64697346), (6, 43131564), (7, 36969912), (8, 32348673), (9, 28754376), (12, 21565782), (14, 18484956), (18, 14377188), (21, 12323304), (24, 10782891), (27, 9584792), (28, 9242478), (36, 7188594), (42, 6161652), (49, 5281416), (54, 4792396), (56, 4621239), (63, 4107768), (72, 3594297), (84, 3080826), (98, 2640708), (108, 2396198), (126, 2053884), (147, 1760472), (168, 1540413), (189, 1369256), (196, 1320354), (216, 1198099), (252, 1026942), (294, 880236), (343, 754488), (378, 684628), (392, 660177), (441, 586824), (499, 518616), (504, 513471), (588, 440118), (686, 377244), (756, 342314), (882, 293412), (998, 259308), (1029, 251496), (1176, 220059), (1323, 195608), (1372, 188622), (1497, 172872), (1512, 171157), (1764, 146706), (1996, 129654), (2058, 125748), (2401, 107784), (2646, 97804), (2744, 94311), (2994, 86436), (3087, 83832), (3493, 74088), (3528, 73353), (3992, 64827), (4116, 62874), (4491, 57624), (4802, 53892), (5292, 48902), (5988, 43218), (6174, 41916), (6986, 37044), (7203, 35928), (8232, 31437), (8982, 28812), (9261, 27944), (9604, 26946), (10479, 24696), (10584, 24451), (11976, 21609), (12348, 20958), (13473, 19208), (13972, 18522), (14406, 17964)]