280000896

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:701

約数の個数: 192

約数和(自身を含む): 904193280

約数和(自身を除く): 624192384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 49, 56, 64, 69, 84, 92, 96, 98, 112, 128, 138, 147, 161, 168, 184, 192, 196, 224, 276, 294, 322, 336, 368, 384, 392, 448, 483, 552, 588, 644, 647, 672, 736, 784, 896, 966, 1104, 1127, 1176, 1288, 1294, 1344, 1472, 1568, 1932, 1941, 2208, 2254, 2352, 2576, 2588, 2688, 2944, 3136, 3381, 3864, 3882, 4416, 4508, 4529, 4704, 5152, 5176, 6272, 6762, 7728, 7764, 8832, 9016, 9058, 9408, 10304, 10352, 13524, 13587, 14881, 15456, 15528, 18032, 18116, 18816, 20608, 20704, 27048, 27174, 29762, 30912, 31056, 31703, 36064, 36232, 41408, 44643, 54096, 54348, 59524, 61824, 62112, 63406, 72128, 72464, 82816, 89286, 95109, 104167, 108192, 108696, 119048, 124224, 126812, 144256, 144928, 178572, 190218, 208334, 216384, 217392, 238096, 248448, 253624, 289856, 312501, 357144, 380436, 416668, 432768, 434784, 476192, 507248, 579712, 625002, 714288, 729169, 760872, 833336, 869568, 952384, 1014496, 1250004, 1428576, 1458338, 1521744, 1666672, 1739136, 1904768, 2028992, 2187507, 2500008, 2857152, 2916676, 3043488, 3333344, 4057984, 4375014, 5000016, 5714304, 5833352, 6086976, 6666688, 8750028, 10000032, 11666704, 12173952, 13333376, 17500056, 20000064, 23333408, 35000112, 40000128, 46666816, 70000224, 93333632, 140000448, 280000896]

約数ペア:

[(1, 280000896), (2, 140000448), (3, 93333632), (4, 70000224), (6, 46666816), (7, 40000128), (8, 35000112), (12, 23333408), (14, 20000064), (16, 17500056), (21, 13333376), (23, 12173952), (24, 11666704), (28, 10000032), (32, 8750028), (42, 6666688), (46, 6086976), (48, 5833352), (49, 5714304), (56, 5000016), (64, 4375014), (69, 4057984), (84, 3333344), (92, 3043488), (96, 2916676), (98, 2857152), (112, 2500008), (128, 2187507), (138, 2028992), (147, 1904768), (161, 1739136), (168, 1666672), (184, 1521744), (192, 1458338), (196, 1428576), (224, 1250004), (276, 1014496), (294, 952384), (322, 869568), (336, 833336), (368, 760872), (384, 729169), (392, 714288), (448, 625002), (483, 579712), (552, 507248), (588, 476192), (644, 434784), (647, 432768), (672, 416668), (736, 380436), (784, 357144), (896, 312501), (966, 289856), (1104, 253624), (1127, 248448), (1176, 238096), (1288, 217392), (1294, 216384), (1344, 208334), (1472, 190218), (1568, 178572), (1932, 144928), (1941, 144256), (2208, 126812), (2254, 124224), (2352, 119048), (2576, 108696), (2588, 108192), (2688, 104167), (2944, 95109), (3136, 89286), (3381, 82816), (3864, 72464), (3882, 72128), (4416, 63406), (4508, 62112), (4529, 61824), (4704, 59524), (5152, 54348), (5176, 54096), (6272, 44643), (6762, 41408), (7728, 36232), (7764, 36064), (8832, 31703), (9016, 31056), (9058, 30912), (9408, 29762), (10304, 27174), (10352, 27048), (13524, 20704), (13587, 20608), (14881, 18816), (15456, 18116), (15528, 18032)]