256827648

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:181

約数の個数: 288

約数和(自身を含む): 880653312

約数和(自身を除く): 623825664

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 43, 44, 48, 56, 64, 66, 77, 84, 86, 88, 96, 101, 112, 128, 129, 132, 154, 168, 172, 176, 192, 202, 224, 231, 256, 258, 264, 301, 303, 308, 336, 344, 352, 384, 404, 448, 462, 473, 516, 528, 602, 606, 616, 672, 688, 704, 707, 768, 808, 896, 903, 924, 946, 1032, 1056, 1111, 1204, 1212, 1232, 1344, 1376, 1408, 1414, 1419, 1616, 1792, 1806, 1848, 1892, 2064, 2112, 2121, 2222, 2408, 2424, 2464, 2688, 2752, 2816, 2828, 2838, 3232, 3311, 3333, 3612, 3696, 3784, 4128, 4224, 4242, 4343, 4444, 4816, 4848, 4928, 5376, 5504, 5656, 5676, 6464, 6622, 6666, 7224, 7392, 7568, 7777, 8256, 8448, 8484, 8686, 8888, 9632, 9696, 9856, 9933, 11008, 11312, 11352, 12928, 13029, 13244, 13332, 14448, 14784, 15136, 15554, 16512, 16968, 17372, 17776, 19264, 19392, 19712, 19866, 22624, 22704, 23331, 25856, 26058, 26488, 26664, 28896, 29568, 30272, 30401, 31108, 33024, 33936, 34744, 35552, 38528, 38784, 39732, 45248, 45408, 46662, 47773, 52116, 52976, 53328, 57792, 59136, 60544, 60802, 62216, 67872, 69488, 71104, 77056, 77568, 79464, 90496, 90816, 91203, 93324, 95546, 104232, 105952, 106656, 115584, 121088, 121604, 124432, 135744, 138976, 142208, 143319, 158928, 180992, 181632, 182406, 186648, 191092, 208464, 211904, 213312, 231168, 243208, 248864, 271488, 277952, 284416, 286638, 317856, 334411, 363264, 364812, 373296, 382184, 416928, 423808, 426624, 486416, 497728, 542976, 555904, 573276, 635712, 668822, 729624, 746592, 764368, 833856, 847616, 853248, 972832, 995456, 1003233, 1111808, 1146552, 1271424, 1337644, 1459248, 1493184, 1528736, 1667712, 1945664, 1990912, 2006466, 2293104, 2542848, 2675288, 2918496, 2986368, 3057472, 3335424, 3891328, 4012932, 4586208, 5350576, 5836992, 5972736, 6114944, 7782656, 8025864, 9172416, 10701152, 11673984, 12229888, 16051728, 18344832, 21402304, 23347968, 32103456, 36689664, 42804608, 64206912, 85609216, 128413824, 256827648]

約数ペア:

[(1, 256827648), (2, 128413824), (3, 85609216), (4, 64206912), (6, 42804608), (7, 36689664), (8, 32103456), (11, 23347968), (12, 21402304), (14, 18344832), (16, 16051728), (21, 12229888), (22, 11673984), (24, 10701152), (28, 9172416), (32, 8025864), (33, 7782656), (42, 6114944), (43, 5972736), (44, 5836992), (48, 5350576), (56, 4586208), (64, 4012932), (66, 3891328), (77, 3335424), (84, 3057472), (86, 2986368), (88, 2918496), (96, 2675288), (101, 2542848), (112, 2293104), (128, 2006466), (129, 1990912), (132, 1945664), (154, 1667712), (168, 1528736), (172, 1493184), (176, 1459248), (192, 1337644), (202, 1271424), (224, 1146552), (231, 1111808), (256, 1003233), (258, 995456), (264, 972832), (301, 853248), (303, 847616), (308, 833856), (336, 764368), (344, 746592), (352, 729624), (384, 668822), (404, 635712), (448, 573276), (462, 555904), (473, 542976), (516, 497728), (528, 486416), (602, 426624), (606, 423808), (616, 416928), (672, 382184), (688, 373296), (704, 364812), (707, 363264), (768, 334411), (808, 317856), (896, 286638), (903, 284416), (924, 277952), (946, 271488), (1032, 248864), (1056, 243208), (1111, 231168), (1204, 213312), (1212, 211904), (1232, 208464), (1344, 191092), (1376, 186648), (1408, 182406), (1414, 181632), (1419, 180992), (1616, 158928), (1792, 143319), (1806, 142208), (1848, 138976), (1892, 135744), (2064, 124432), (2112, 121604), (2121, 121088), (2222, 115584), (2408, 106656), (2424, 105952), (2464, 104232), (2688, 95546), (2752, 93324), (2816, 91203), (2828, 90816), (2838, 90496), (3232, 79464), (3311, 77568), (3333, 77056), (3612, 71104), (3696, 69488), (3784, 67872), (4128, 62216), (4224, 60802), (4242, 60544), (4343, 59136), (4444, 57792), (4816, 53328), (4848, 52976), (4928, 52116), (5376, 47773), (5504, 46662), (5656, 45408), (5676, 45248), (6464, 39732), (6622, 38784), (6666, 38528), (7224, 35552), (7392, 34744), (7568, 33936), (7777, 33024), (8256, 31108), (8448, 30401), (8484, 30272), (8686, 29568), (8888, 28896), (9632, 26664), (9696, 26488), (9856, 26058), (9933, 25856), (11008, 23331), (11312, 22704), (11352, 22624), (12928, 19866), (13029, 19712), (13244, 19392), (13332, 19264), (14448, 17776), (14784, 17372), (15136, 16968), (15554, 16512)]