261322656

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:347

約数の個数: 192

約数和(自身を含む): 837688320

約数和(自身を除く): 576365664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 97, 112, 114, 133, 152, 168, 194, 211, 224, 228, 266, 291, 304, 336, 388, 399, 422, 456, 532, 582, 608, 633, 672, 679, 776, 798, 844, 912, 1064, 1164, 1266, 1358, 1477, 1552, 1596, 1688, 1824, 1843, 2037, 2128, 2328, 2532, 2716, 2954, 3104, 3192, 3376, 3686, 4009, 4074, 4256, 4431, 4656, 5064, 5432, 5529, 5908, 6384, 6752, 7372, 8018, 8148, 8862, 9312, 10128, 10864, 11058, 11816, 12027, 12768, 12901, 14744, 16036, 16296, 17724, 20256, 20467, 21728, 22116, 23632, 24054, 25802, 28063, 29488, 32072, 32592, 35448, 38703, 40934, 44232, 47264, 48108, 51604, 56126, 58976, 61401, 64144, 65184, 70896, 77406, 81868, 84189, 88464, 96216, 103208, 112252, 122802, 128288, 141792, 143269, 154812, 163736, 168378, 176928, 192432, 206416, 224504, 245604, 286538, 309624, 327472, 336756, 384864, 388873, 412832, 429807, 449008, 491208, 573076, 619248, 654944, 673512, 777746, 859614, 898016, 982416, 1146152, 1166619, 1238496, 1347024, 1555492, 1719228, 1964832, 2292304, 2333238, 2694048, 2722111, 3110984, 3438456, 4584608, 4666476, 5444222, 6221968, 6876912, 8166333, 9332952, 10888444, 12443936, 13753824, 16332666, 18665904, 21776888, 32665332, 37331808, 43553776, 65330664, 87107552, 130661328, 261322656]

約数ペア:

[(1, 261322656), (2, 130661328), (3, 87107552), (4, 65330664), (6, 43553776), (7, 37331808), (8, 32665332), (12, 21776888), (14, 18665904), (16, 16332666), (19, 13753824), (21, 12443936), (24, 10888444), (28, 9332952), (32, 8166333), (38, 6876912), (42, 6221968), (48, 5444222), (56, 4666476), (57, 4584608), (76, 3438456), (84, 3110984), (96, 2722111), (97, 2694048), (112, 2333238), (114, 2292304), (133, 1964832), (152, 1719228), (168, 1555492), (194, 1347024), (211, 1238496), (224, 1166619), (228, 1146152), (266, 982416), (291, 898016), (304, 859614), (336, 777746), (388, 673512), (399, 654944), (422, 619248), (456, 573076), (532, 491208), (582, 449008), (608, 429807), (633, 412832), (672, 388873), (679, 384864), (776, 336756), (798, 327472), (844, 309624), (912, 286538), (1064, 245604), (1164, 224504), (1266, 206416), (1358, 192432), (1477, 176928), (1552, 168378), (1596, 163736), (1688, 154812), (1824, 143269), (1843, 141792), (2037, 128288), (2128, 122802), (2328, 112252), (2532, 103208), (2716, 96216), (2954, 88464), (3104, 84189), (3192, 81868), (3376, 77406), (3686, 70896), (4009, 65184), (4074, 64144), (4256, 61401), (4431, 58976), (4656, 56126), (5064, 51604), (5432, 48108), (5529, 47264), (5908, 44232), (6384, 40934), (6752, 38703), (7372, 35448), (8018, 32592), (8148, 32072), (8862, 29488), (9312, 28063), (10128, 25802), (10864, 24054), (11058, 23632), (11816, 22116), (12027, 21728), (12768, 20467), (12901, 20256), (14744, 17724), (16036, 16296)]