1285720128

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3221}}^1$

素因数の和:3263

約数の個数: 280

約数和(自身を含む): 4753197504

約数和(自身を除く): 3467477376

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 64, 66, 72, 77, 81, 84, 88, 96, 99, 108, 112, 126, 132, 144, 154, 162, 168, 176, 189, 192, 198, 216, 224, 231, 252, 264, 288, 297, 308, 324, 336, 352, 378, 396, 432, 448, 462, 504, 528, 567, 576, 594, 616, 648, 672, 693, 704, 756, 792, 864, 891, 924, 1008, 1056, 1134, 1188, 1232, 1296, 1344, 1386, 1512, 1584, 1728, 1782, 1848, 2016, 2079, 2112, 2268, 2376, 2464, 2592, 2772, 3024, 3168, 3221, 3564, 3696, 4032, 4158, 4536, 4752, 4928, 5184, 5544, 6048, 6237, 6336, 6442, 7128, 7392, 8316, 9072, 9504, 9663, 11088, 12096, 12474, 12884, 14256, 14784, 16632, 18144, 19008, 19326, 22176, 22547, 24948, 25768, 28512, 28989, 33264, 35431, 36288, 38652, 44352, 45094, 49896, 51536, 57024, 57978, 66528, 67641, 70862, 77304, 86967, 90188, 99792, 103072, 106293, 115956, 133056, 135282, 141724, 154608, 173934, 180376, 199584, 202923, 206144, 212586, 231912, 248017, 260901, 270564, 283448, 309216, 318879, 347868, 360752, 399168, 405846, 425172, 463824, 496034, 521802, 541128, 566896, 608769, 618432, 637758, 695736, 721504, 744051, 811692, 850344, 927648, 956637, 992068, 1043604, 1082256, 1133792, 1217538, 1275516, 1391472, 1443008, 1488102, 1623384, 1700688, 1826307, 1855296, 1913274, 1984136, 2087208, 2164512, 2232153, 2267584, 2435076, 2551032, 2782944, 2869911, 2976204, 3246768, 3401376, 3652614, 3826548, 3968272, 4174416, 4329024, 4464306, 4870152, 5102064, 5565888, 5739822, 5952408, 6493536, 6696459, 6802752, 7305228, 7653096, 7936544, 8348832, 8928612, 9740304, 10204128, 11479644, 11904816, 12987072, 13392918, 14610456, 15306192, 15873088, 16697664, 17857224, 19480608, 20089377, 20408256, 22959288, 23809632, 26785836, 29220912, 30612384, 35714448, 38961216, 40178754, 45918576, 47619264, 53571672, 58441824, 61224768, 71428896, 80357508, 91837152, 107143344, 116883648, 142857792, 160715016, 183674304, 214286688, 321430032, 428573376, 642860064, 1285720128]

約数ペア:

[(1, 1285720128), (2, 642860064), (3, 428573376), (4, 321430032), (6, 214286688), (7, 183674304), (8, 160715016), (9, 142857792), (11, 116883648), (12, 107143344), (14, 91837152), (16, 80357508), (18, 71428896), (21, 61224768), (22, 58441824), (24, 53571672), (27, 47619264), (28, 45918576), (32, 40178754), (33, 38961216), (36, 35714448), (42, 30612384), (44, 29220912), (48, 26785836), (54, 23809632), (56, 22959288), (63, 20408256), (64, 20089377), (66, 19480608), (72, 17857224), (77, 16697664), (81, 15873088), (84, 15306192), (88, 14610456), (96, 13392918), (99, 12987072), (108, 11904816), (112, 11479644), (126, 10204128), (132, 9740304), (144, 8928612), (154, 8348832), (162, 7936544), (168, 7653096), (176, 7305228), (189, 6802752), (192, 6696459), (198, 6493536), (216, 5952408), (224, 5739822), (231, 5565888), (252, 5102064), (264, 4870152), (288, 4464306), (297, 4329024), (308, 4174416), (324, 3968272), (336, 3826548), (352, 3652614), (378, 3401376), (396, 3246768), (432, 2976204), (448, 2869911), (462, 2782944), (504, 2551032), (528, 2435076), (567, 2267584), (576, 2232153), (594, 2164512), (616, 2087208), (648, 1984136), (672, 1913274), (693, 1855296), (704, 1826307), (756, 1700688), (792, 1623384), (864, 1488102), (891, 1443008), (924, 1391472), (1008, 1275516), (1056, 1217538), (1134, 1133792), (1188, 1082256), (1232, 1043604), (1296, 992068), (1344, 956637), (1386, 927648), (1512, 850344), (1584, 811692), (1728, 744051), (1782, 721504), (1848, 695736), (2016, 637758), (2079, 618432), (2112, 608769), (2268, 566896), (2376, 541128), (2464, 521802), (2592, 496034), (2772, 463824), (3024, 425172), (3168, 405846), (3221, 399168), (3564, 360752), (3696, 347868), (4032, 318879), (4158, 309216), (4536, 283448), (4752, 270564), (4928, 260901), (5184, 248017), (5544, 231912), (6048, 212586), (6237, 206144), (6336, 202923), (6442, 199584), (7128, 180376), (7392, 173934), (8316, 154608), (9072, 141724), (9504, 135282), (9663, 133056), (11088, 115956), (12096, 106293), (12474, 103072), (12884, 99792), (14256, 90188), (14784, 86967), (16632, 77304), (18144, 70862), (19008, 67641), (19326, 66528), (22176, 57978), (22547, 57024), (24948, 51536), (25768, 49896), (28512, 45094), (28989, 44352), (33264, 38652), (35431, 36288)]