218378496

素因数分解:

$2^8\times 3^1\times 7^3\times {\mathrm{829}}^1$

素因数の和:869

約数の個数: 144

約数和(自身を含む): 678608000

約数和(自身を除く): 460229504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 343, 384, 392, 448, 588, 672, 686, 768, 784, 829, 896, 1029, 1176, 1344, 1372, 1568, 1658, 1792, 2058, 2352, 2487, 2688, 2744, 3136, 3316, 4116, 4704, 4974, 5376, 5488, 5803, 6272, 6632, 8232, 9408, 9948, 10976, 11606, 12544, 13264, 16464, 17409, 18816, 19896, 21952, 23212, 26528, 32928, 34818, 37632, 39792, 40621, 43904, 46424, 53056, 65856, 69636, 79584, 81242, 87808, 92848, 106112, 121863, 131712, 139272, 159168, 162484, 185696, 212224, 243726, 263424, 278544, 284347, 318336, 324968, 371392, 487452, 557088, 568694, 636672, 649936, 742784, 853041, 974904, 1114176, 1137388, 1299872, 1485568, 1706082, 1949808, 2228352, 2274776, 2599744, 3412164, 3899616, 4456704, 4549552, 5199488, 6824328, 7799232, 9099104, 10398976, 13648656, 15598464, 18198208, 27297312, 31196928, 36396416, 54594624, 72792832, 109189248, 218378496]

約数ペア:

[(1, 218378496), (2, 109189248), (3, 72792832), (4, 54594624), (6, 36396416), (7, 31196928), (8, 27297312), (12, 18198208), (14, 15598464), (16, 13648656), (21, 10398976), (24, 9099104), (28, 7799232), (32, 6824328), (42, 5199488), (48, 4549552), (49, 4456704), (56, 3899616), (64, 3412164), (84, 2599744), (96, 2274776), (98, 2228352), (112, 1949808), (128, 1706082), (147, 1485568), (168, 1299872), (192, 1137388), (196, 1114176), (224, 974904), (256, 853041), (294, 742784), (336, 649936), (343, 636672), (384, 568694), (392, 557088), (448, 487452), (588, 371392), (672, 324968), (686, 318336), (768, 284347), (784, 278544), (829, 263424), (896, 243726), (1029, 212224), (1176, 185696), (1344, 162484), (1372, 159168), (1568, 139272), (1658, 131712), (1792, 121863), (2058, 106112), (2352, 92848), (2487, 87808), (2688, 81242), (2744, 79584), (3136, 69636), (3316, 65856), (4116, 53056), (4704, 46424), (4974, 43904), (5376, 40621), (5488, 39792), (5803, 37632), (6272, 34818), (6632, 32928), (8232, 26528), (9408, 23212), (9948, 21952), (10976, 19896), (11606, 18816), (12544, 17409), (13264, 16464)]