257072256

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:547

約数の個数: 192

約数和(自身を含む): 859248000

約数和(自身を除く): 602175744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 71, 72, 84, 96, 112, 126, 128, 142, 144, 168, 192, 213, 224, 252, 284, 288, 336, 384, 426, 448, 449, 497, 504, 568, 576, 639, 672, 852, 896, 898, 994, 1008, 1136, 1152, 1278, 1344, 1347, 1491, 1704, 1796, 1988, 2016, 2272, 2556, 2688, 2694, 2982, 3143, 3408, 3592, 3976, 4032, 4041, 4473, 4544, 5112, 5388, 5964, 6286, 6816, 7184, 7952, 8064, 8082, 8946, 9088, 9429, 10224, 10776, 11928, 12572, 13632, 14368, 15904, 16164, 17892, 18858, 20448, 21552, 23856, 25144, 27264, 28287, 28736, 31808, 31879, 32328, 35784, 37716, 40896, 43104, 47712, 50288, 56574, 57472, 63616, 63758, 64656, 71568, 75432, 81792, 86208, 95424, 95637, 100576, 113148, 127516, 129312, 143136, 150864, 172416, 190848, 191274, 201152, 223153, 226296, 255032, 258624, 286272, 286911, 301728, 382548, 402304, 446306, 452592, 510064, 517248, 572544, 573822, 603456, 669459, 765096, 892612, 905184, 1020128, 1147644, 1206912, 1338918, 1530192, 1785224, 1810368, 2008377, 2040256, 2295288, 2677836, 3060384, 3570448, 3620736, 4016754, 4080512, 4590576, 5355672, 6120768, 7140896, 8033508, 9181152, 10711344, 12241536, 14281792, 16067016, 18362304, 21422688, 28563584, 32134032, 36724608, 42845376, 64268064, 85690752, 128536128, 257072256]

約数ペア:

[(1, 257072256), (2, 128536128), (3, 85690752), (4, 64268064), (6, 42845376), (7, 36724608), (8, 32134032), (9, 28563584), (12, 21422688), (14, 18362304), (16, 16067016), (18, 14281792), (21, 12241536), (24, 10711344), (28, 9181152), (32, 8033508), (36, 7140896), (42, 6120768), (48, 5355672), (56, 4590576), (63, 4080512), (64, 4016754), (71, 3620736), (72, 3570448), (84, 3060384), (96, 2677836), (112, 2295288), (126, 2040256), (128, 2008377), (142, 1810368), (144, 1785224), (168, 1530192), (192, 1338918), (213, 1206912), (224, 1147644), (252, 1020128), (284, 905184), (288, 892612), (336, 765096), (384, 669459), (426, 603456), (448, 573822), (449, 572544), (497, 517248), (504, 510064), (568, 452592), (576, 446306), (639, 402304), (672, 382548), (852, 301728), (896, 286911), (898, 286272), (994, 258624), (1008, 255032), (1136, 226296), (1152, 223153), (1278, 201152), (1344, 191274), (1347, 190848), (1491, 172416), (1704, 150864), (1796, 143136), (1988, 129312), (2016, 127516), (2272, 113148), (2556, 100576), (2688, 95637), (2694, 95424), (2982, 86208), (3143, 81792), (3408, 75432), (3592, 71568), (3976, 64656), (4032, 63758), (4041, 63616), (4473, 57472), (4544, 56574), (5112, 50288), (5388, 47712), (5964, 43104), (6286, 40896), (6816, 37716), (7184, 35784), (7952, 32328), (8064, 31879), (8082, 31808), (8946, 28736), (9088, 28287), (9429, 27264), (10224, 25144), (10776, 23856), (11928, 21552), (12572, 20448), (13632, 18858), (14368, 17892), (15904, 16164)]