278431776

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2423}}^1$

素因数の和:2468

約数の個数: 192

約数和(自身を含む): 977356800

約数和(自身を除く): 698925024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 84, 96, 108, 112, 114, 126, 133, 144, 152, 168, 171, 189, 216, 224, 228, 252, 266, 288, 304, 336, 342, 378, 399, 432, 456, 504, 513, 532, 608, 672, 684, 756, 798, 864, 912, 1008, 1026, 1064, 1197, 1368, 1512, 1596, 1824, 2016, 2052, 2128, 2394, 2423, 2736, 3024, 3192, 3591, 4104, 4256, 4788, 4846, 5472, 6048, 6384, 7182, 7269, 8208, 9576, 9692, 12768, 14364, 14538, 16416, 16961, 19152, 19384, 21807, 28728, 29076, 33922, 38304, 38768, 43614, 46037, 50883, 57456, 58152, 65421, 67844, 77536, 87228, 92074, 101766, 114912, 116304, 130842, 135688, 138111, 152649, 174456, 184148, 203532, 232608, 261684, 271376, 276222, 305298, 322259, 348912, 368296, 407064, 414333, 457947, 523368, 542752, 552444, 610596, 644518, 697824, 736592, 814128, 828666, 915894, 966777, 1046736, 1104888, 1221192, 1242999, 1289036, 1473184, 1628256, 1657332, 1831788, 1933554, 2093472, 2209776, 2442384, 2485998, 2578072, 2900331, 3314664, 3663576, 3867108, 4419552, 4884768, 4971996, 5156144, 5800662, 6629328, 7327152, 7734216, 8700993, 9943992, 10312288, 11601324, 13258656, 14654304, 15468432, 17401986, 19887984, 23202648, 30936864, 34803972, 39775968, 46405296, 69607944, 92810592, 139215888, 278431776]

約数ペア:

[(1, 278431776), (2, 139215888), (3, 92810592), (4, 69607944), (6, 46405296), (7, 39775968), (8, 34803972), (9, 30936864), (12, 23202648), (14, 19887984), (16, 17401986), (18, 15468432), (19, 14654304), (21, 13258656), (24, 11601324), (27, 10312288), (28, 9943992), (32, 8700993), (36, 7734216), (38, 7327152), (42, 6629328), (48, 5800662), (54, 5156144), (56, 4971996), (57, 4884768), (63, 4419552), (72, 3867108), (76, 3663576), (84, 3314664), (96, 2900331), (108, 2578072), (112, 2485998), (114, 2442384), (126, 2209776), (133, 2093472), (144, 1933554), (152, 1831788), (168, 1657332), (171, 1628256), (189, 1473184), (216, 1289036), (224, 1242999), (228, 1221192), (252, 1104888), (266, 1046736), (288, 966777), (304, 915894), (336, 828666), (342, 814128), (378, 736592), (399, 697824), (432, 644518), (456, 610596), (504, 552444), (513, 542752), (532, 523368), (608, 457947), (672, 414333), (684, 407064), (756, 368296), (798, 348912), (864, 322259), (912, 305298), (1008, 276222), (1026, 271376), (1064, 261684), (1197, 232608), (1368, 203532), (1512, 184148), (1596, 174456), (1824, 152649), (2016, 138111), (2052, 135688), (2128, 130842), (2394, 116304), (2423, 114912), (2736, 101766), (3024, 92074), (3192, 87228), (3591, 77536), (4104, 67844), (4256, 65421), (4788, 58152), (4846, 57456), (5472, 50883), (6048, 46037), (6384, 43614), (7182, 38768), (7269, 38304), (8208, 33922), (9576, 29076), (9692, 28728), (12768, 21807), (14364, 19384), (14538, 19152), (16416, 16961)]