256068384

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:871

約数の個数: 192

約数和(自身を含む): 825043968

約数和(自身を除く): 568975584

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 23, 24, 26, 32, 33, 39, 44, 46, 48, 52, 66, 69, 78, 88, 92, 96, 104, 132, 138, 143, 156, 176, 184, 208, 253, 264, 276, 286, 299, 312, 352, 368, 416, 429, 506, 528, 552, 572, 598, 624, 736, 759, 811, 858, 897, 1012, 1056, 1104, 1144, 1196, 1248, 1518, 1622, 1716, 1794, 2024, 2208, 2288, 2392, 2433, 3036, 3244, 3289, 3432, 3588, 4048, 4576, 4784, 4866, 6072, 6488, 6578, 6864, 7176, 8096, 8921, 9568, 9732, 9867, 10543, 12144, 12976, 13156, 13728, 14352, 17842, 18653, 19464, 19734, 21086, 24288, 25952, 26312, 26763, 28704, 31629, 35684, 37306, 38928, 39468, 42172, 52624, 53526, 55959, 63258, 71368, 74612, 77856, 78936, 84344, 105248, 107052, 111918, 115973, 126516, 142736, 149224, 157872, 168688, 205183, 214104, 223836, 231946, 242489, 253032, 285472, 298448, 315744, 337376, 347919, 410366, 428208, 447672, 463892, 484978, 506064, 596896, 615549, 695838, 727467, 820732, 856416, 895344, 927784, 969956, 1012128, 1231098, 1391676, 1454934, 1641464, 1790688, 1855568, 1939912, 2462196, 2667379, 2783352, 2909868, 3282928, 3711136, 3879824, 4924392, 5334758, 5566704, 5819736, 6565856, 7759648, 8002137, 9848784, 10669516, 11133408, 11639472, 16004274, 19697568, 21339032, 23278944, 32008548, 42678064, 64017096, 85356128, 128034192, 256068384]

約数ペア:

[(1, 256068384), (2, 128034192), (3, 85356128), (4, 64017096), (6, 42678064), (8, 32008548), (11, 23278944), (12, 21339032), (13, 19697568), (16, 16004274), (22, 11639472), (23, 11133408), (24, 10669516), (26, 9848784), (32, 8002137), (33, 7759648), (39, 6565856), (44, 5819736), (46, 5566704), (48, 5334758), (52, 4924392), (66, 3879824), (69, 3711136), (78, 3282928), (88, 2909868), (92, 2783352), (96, 2667379), (104, 2462196), (132, 1939912), (138, 1855568), (143, 1790688), (156, 1641464), (176, 1454934), (184, 1391676), (208, 1231098), (253, 1012128), (264, 969956), (276, 927784), (286, 895344), (299, 856416), (312, 820732), (352, 727467), (368, 695838), (416, 615549), (429, 596896), (506, 506064), (528, 484978), (552, 463892), (572, 447672), (598, 428208), (624, 410366), (736, 347919), (759, 337376), (811, 315744), (858, 298448), (897, 285472), (1012, 253032), (1056, 242489), (1104, 231946), (1144, 223836), (1196, 214104), (1248, 205183), (1518, 168688), (1622, 157872), (1716, 149224), (1794, 142736), (2024, 126516), (2208, 115973), (2288, 111918), (2392, 107052), (2433, 105248), (3036, 84344), (3244, 78936), (3289, 77856), (3432, 74612), (3588, 71368), (4048, 63258), (4576, 55959), (4784, 53526), (4866, 52624), (6072, 42172), (6488, 39468), (6578, 38928), (6864, 37306), (7176, 35684), (8096, 31629), (8921, 28704), (9568, 26763), (9732, 26312), (9867, 25952), (10543, 24288), (12144, 21086), (12976, 19734), (13156, 19464), (13728, 18653), (14352, 17842)]