245143728

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1249}}^1$

素因数の和:1339

約数の個数: 120

約数和(自身を含む): 725400000

約数和(自身を除く): 480256272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 47, 48, 58, 72, 87, 94, 116, 141, 144, 174, 188, 232, 261, 282, 348, 376, 423, 464, 522, 564, 696, 752, 846, 1044, 1128, 1249, 1363, 1392, 1692, 2088, 2256, 2498, 2726, 3384, 3747, 4089, 4176, 4996, 5452, 6768, 7494, 8178, 9992, 10904, 11241, 12267, 14988, 16356, 19984, 21808, 22482, 24534, 29976, 32712, 36221, 44964, 49068, 58703, 59952, 65424, 72442, 89928, 98136, 108663, 117406, 144884, 176109, 179856, 196272, 217326, 234812, 289768, 325989, 352218, 434652, 469624, 528327, 579536, 651978, 704436, 869304, 939248, 1056654, 1303956, 1408872, 1702387, 1738608, 2113308, 2607912, 2817744, 3404774, 4226616, 5107161, 5215824, 6809548, 8453232, 10214322, 13619096, 15321483, 20428644, 27238192, 30642966, 40857288, 61285932, 81714576, 122571864, 245143728]

約数ペア:

[(1, 245143728), (2, 122571864), (3, 81714576), (4, 61285932), (6, 40857288), (8, 30642966), (9, 27238192), (12, 20428644), (16, 15321483), (18, 13619096), (24, 10214322), (29, 8453232), (36, 6809548), (47, 5215824), (48, 5107161), (58, 4226616), (72, 3404774), (87, 2817744), (94, 2607912), (116, 2113308), (141, 1738608), (144, 1702387), (174, 1408872), (188, 1303956), (232, 1056654), (261, 939248), (282, 869304), (348, 704436), (376, 651978), (423, 579536), (464, 528327), (522, 469624), (564, 434652), (696, 352218), (752, 325989), (846, 289768), (1044, 234812), (1128, 217326), (1249, 196272), (1363, 179856), (1392, 176109), (1692, 144884), (2088, 117406), (2256, 108663), (2498, 98136), (2726, 89928), (3384, 72442), (3747, 65424), (4089, 59952), (4176, 58703), (4996, 49068), (5452, 44964), (6768, 36221), (7494, 32712), (8178, 29976), (9992, 24534), (10904, 22482), (11241, 21808), (12267, 19984), (14988, 16356)]