218529906

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 562904640

約数和(自身を除く): 344374734

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 49, 57, 58, 71, 87, 98, 114, 133, 142, 147, 174, 203, 213, 266, 294, 361, 399, 406, 426, 497, 551, 609, 722, 798, 931, 994, 1083, 1102, 1218, 1349, 1421, 1491, 1653, 1862, 2059, 2166, 2527, 2698, 2793, 2842, 2982, 3306, 3479, 3857, 4047, 4118, 4263, 5054, 5586, 6177, 6958, 7581, 7714, 8094, 8526, 9443, 10437, 10469, 11571, 12354, 14413, 15162, 17689, 18886, 20874, 20938, 23142, 25631, 26999, 28329, 28826, 31407, 35378, 39121, 43239, 51262, 53067, 53998, 56658, 62814, 66101, 73283, 76893, 78242, 80997, 86478, 100891, 106134, 117363, 132202, 146566, 153786, 161994, 179417, 198303, 201782, 219849, 234726, 273847, 302673, 358834, 396606, 439698, 512981, 538251, 547694, 605346, 743299, 821541, 1025962, 1076502, 1255919, 1486598, 1538943, 1643082, 1916929, 2229897, 2511838, 3077886, 3767757, 3833858, 4459794, 5203093, 5750787, 7535514, 10406186, 11501574, 15609279, 31218558, 36421651, 72843302, 109264953, 218529906]

約数ペア:

[(1, 218529906), (2, 109264953), (3, 72843302), (6, 36421651), (7, 31218558), (14, 15609279), (19, 11501574), (21, 10406186), (29, 7535514), (38, 5750787), (42, 5203093), (49, 4459794), (57, 3833858), (58, 3767757), (71, 3077886), (87, 2511838), (98, 2229897), (114, 1916929), (133, 1643082), (142, 1538943), (147, 1486598), (174, 1255919), (203, 1076502), (213, 1025962), (266, 821541), (294, 743299), (361, 605346), (399, 547694), (406, 538251), (426, 512981), (497, 439698), (551, 396606), (609, 358834), (722, 302673), (798, 273847), (931, 234726), (994, 219849), (1083, 201782), (1102, 198303), (1218, 179417), (1349, 161994), (1421, 153786), (1491, 146566), (1653, 132202), (1862, 117363), (2059, 106134), (2166, 100891), (2527, 86478), (2698, 80997), (2793, 78242), (2842, 76893), (2982, 73283), (3306, 66101), (3479, 62814), (3857, 56658), (4047, 53998), (4118, 53067), (4263, 51262), (5054, 43239), (5586, 39121), (6177, 35378), (6958, 31407), (7581, 28826), (7714, 28329), (8094, 26999), (8526, 25631), (9443, 23142), (10437, 20938), (10469, 20874), (11571, 18886), (12354, 17689), (14413, 15162)]