251215104

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 774692352

約数和(自身を除く): 523477248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 83, 84, 96, 112, 128, 166, 168, 192, 224, 249, 256, 332, 336, 384, 448, 498, 563, 581, 664, 672, 768, 896, 996, 1126, 1162, 1328, 1344, 1689, 1743, 1792, 1992, 2252, 2324, 2656, 2688, 3378, 3486, 3941, 3984, 4504, 4648, 5312, 5376, 6756, 6972, 7882, 7968, 9008, 9296, 10624, 11823, 13512, 13944, 15764, 15936, 18016, 18592, 21248, 23646, 27024, 27888, 31528, 31872, 36032, 37184, 46729, 47292, 54048, 55776, 63056, 63744, 72064, 74368, 93458, 94584, 108096, 111552, 126112, 140187, 144128, 148736, 186916, 189168, 216192, 223104, 252224, 280374, 327103, 373832, 378336, 432384, 446208, 504448, 560748, 654206, 747664, 756672, 981309, 1008896, 1121496, 1308412, 1495328, 1513344, 1962618, 2242992, 2616824, 2990656, 3026688, 3925236, 4485984, 5233648, 5981312, 7850472, 8971968, 10467296, 11962624, 15700944, 17943936, 20934592, 31401888, 35887872, 41869184, 62803776, 83738368, 125607552, 251215104]

約数ペア:

[(1, 251215104), (2, 125607552), (3, 83738368), (4, 62803776), (6, 41869184), (7, 35887872), (8, 31401888), (12, 20934592), (14, 17943936), (16, 15700944), (21, 11962624), (24, 10467296), (28, 8971968), (32, 7850472), (42, 5981312), (48, 5233648), (56, 4485984), (64, 3925236), (83, 3026688), (84, 2990656), (96, 2616824), (112, 2242992), (128, 1962618), (166, 1513344), (168, 1495328), (192, 1308412), (224, 1121496), (249, 1008896), (256, 981309), (332, 756672), (336, 747664), (384, 654206), (448, 560748), (498, 504448), (563, 446208), (581, 432384), (664, 378336), (672, 373832), (768, 327103), (896, 280374), (996, 252224), (1126, 223104), (1162, 216192), (1328, 189168), (1344, 186916), (1689, 148736), (1743, 144128), (1792, 140187), (1992, 126112), (2252, 111552), (2324, 108096), (2656, 94584), (2688, 93458), (3378, 74368), (3486, 72064), (3941, 63744), (3984, 63056), (4504, 55776), (4648, 54048), (5312, 47292), (5376, 46729), (6756, 37184), (6972, 36032), (7882, 31872), (7968, 31528), (9008, 27888), (9296, 27024), (10624, 23646), (11823, 21248), (13512, 18592), (13944, 18016), (15764, 15936)]