257224128

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1439}}^1$

素因数の和:1487

約数の個数: 168

約数和(自身を含む): 833932800

約数和(自身を除く): 576708672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 49, 56, 57, 64, 76, 84, 96, 98, 112, 114, 133, 147, 152, 168, 192, 196, 224, 228, 266, 294, 304, 336, 392, 399, 448, 456, 532, 588, 608, 672, 784, 798, 912, 931, 1064, 1176, 1216, 1344, 1439, 1568, 1596, 1824, 1862, 2128, 2352, 2793, 2878, 3136, 3192, 3648, 3724, 4256, 4317, 4704, 5586, 5756, 6384, 7448, 8512, 8634, 9408, 10073, 11172, 11512, 12768, 14896, 17268, 20146, 22344, 23024, 25536, 27341, 29792, 30219, 34536, 40292, 44688, 46048, 54682, 59584, 60438, 69072, 70511, 80584, 82023, 89376, 92096, 109364, 120876, 138144, 141022, 161168, 164046, 178752, 191387, 211533, 218728, 241752, 276288, 282044, 322336, 328092, 382774, 423066, 437456, 483504, 564088, 574161, 644672, 656184, 765548, 846132, 874912, 967008, 1128176, 1148322, 1312368, 1339709, 1531096, 1692264, 1749824, 1934016, 2256352, 2296644, 2624736, 2679418, 3062192, 3384528, 4019127, 4512704, 4593288, 5249472, 5358836, 6124384, 6769056, 8038254, 9186576, 10717672, 12248768, 13538112, 16076508, 18373152, 21435344, 32153016, 36746304, 42870688, 64306032, 85741376, 128612064, 257224128]

約数ペア:

[(1, 257224128), (2, 128612064), (3, 85741376), (4, 64306032), (6, 42870688), (7, 36746304), (8, 32153016), (12, 21435344), (14, 18373152), (16, 16076508), (19, 13538112), (21, 12248768), (24, 10717672), (28, 9186576), (32, 8038254), (38, 6769056), (42, 6124384), (48, 5358836), (49, 5249472), (56, 4593288), (57, 4512704), (64, 4019127), (76, 3384528), (84, 3062192), (96, 2679418), (98, 2624736), (112, 2296644), (114, 2256352), (133, 1934016), (147, 1749824), (152, 1692264), (168, 1531096), (192, 1339709), (196, 1312368), (224, 1148322), (228, 1128176), (266, 967008), (294, 874912), (304, 846132), (336, 765548), (392, 656184), (399, 644672), (448, 574161), (456, 564088), (532, 483504), (588, 437456), (608, 423066), (672, 382774), (784, 328092), (798, 322336), (912, 282044), (931, 276288), (1064, 241752), (1176, 218728), (1216, 211533), (1344, 191387), (1439, 178752), (1568, 164046), (1596, 161168), (1824, 141022), (1862, 138144), (2128, 120876), (2352, 109364), (2793, 92096), (2878, 89376), (3136, 82023), (3192, 80584), (3648, 70511), (3724, 69072), (4256, 60438), (4317, 59584), (4704, 54682), (5586, 46048), (5756, 44688), (6384, 40292), (7448, 34536), (8512, 30219), (8634, 29792), (9408, 27341), (10073, 25536), (11172, 23024), (11512, 22344), (12768, 20146), (14896, 17268)]