28374528

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 240

約数和(自身を含む): 97962480

約数和(自身を除く): 69587952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 29, 32, 39, 42, 48, 49, 52, 56, 58, 64, 78, 84, 87, 91, 96, 98, 104, 112, 116, 128, 147, 156, 168, 174, 182, 192, 196, 203, 208, 224, 232, 256, 273, 294, 312, 336, 348, 364, 377, 384, 392, 406, 416, 448, 464, 512, 546, 588, 609, 624, 637, 672, 696, 728, 754, 768, 784, 812, 832, 896, 928, 1092, 1131, 1176, 1218, 1248, 1274, 1344, 1392, 1421, 1456, 1508, 1536, 1568, 1624, 1664, 1792, 1856, 1911, 2184, 2262, 2352, 2436, 2496, 2548, 2639, 2688, 2784, 2842, 2912, 3016, 3136, 3248, 3328, 3584, 3712, 3822, 4263, 4368, 4524, 4704, 4872, 4992, 5096, 5278, 5376, 5568, 5684, 5824, 6032, 6272, 6496, 6656, 7424, 7644, 7917, 8526, 8736, 9048, 9408, 9744, 9984, 10192, 10556, 10752, 11136, 11368, 11648, 12064, 12544, 12992, 14848, 15288, 15834, 17052, 17472, 18096, 18473, 18816, 19488, 19968, 20384, 21112, 22272, 22736, 23296, 24128, 25088, 25984, 30576, 31668, 34104, 34944, 36192, 36946, 37632, 38976, 40768, 42224, 44544, 45472, 46592, 48256, 51968, 55419, 61152, 63336, 68208, 69888, 72384, 73892, 75264, 77952, 81536, 84448, 90944, 96512, 103936, 110838, 122304, 126672, 136416, 139776, 144768, 147784, 155904, 163072, 168896, 181888, 193024, 221676, 244608, 253344, 272832, 289536, 295568, 311808, 326144, 337792, 363776, 443352, 489216, 506688, 545664, 579072, 591136, 675584, 727552, 886704, 978432, 1013376, 1091328, 1182272, 1351168, 1773408, 2026752, 2182656, 2364544, 3546816, 4053504, 4729088, 7093632, 9458176, 14187264, 28374528]

約数ペア:

[(1, 28374528), (2, 14187264), (3, 9458176), (4, 7093632), (6, 4729088), (7, 4053504), (8, 3546816), (12, 2364544), (13, 2182656), (14, 2026752), (16, 1773408), (21, 1351168), (24, 1182272), (26, 1091328), (28, 1013376), (29, 978432), (32, 886704), (39, 727552), (42, 675584), (48, 591136), (49, 579072), (52, 545664), (56, 506688), (58, 489216), (64, 443352), (78, 363776), (84, 337792), (87, 326144), (91, 311808), (96, 295568), (98, 289536), (104, 272832), (112, 253344), (116, 244608), (128, 221676), (147, 193024), (156, 181888), (168, 168896), (174, 163072), (182, 155904), (192, 147784), (196, 144768), (203, 139776), (208, 136416), (224, 126672), (232, 122304), (256, 110838), (273, 103936), (294, 96512), (312, 90944), (336, 84448), (348, 81536), (364, 77952), (377, 75264), (384, 73892), (392, 72384), (406, 69888), (416, 68208), (448, 63336), (464, 61152), (512, 55419), (546, 51968), (588, 48256), (609, 46592), (624, 45472), (637, 44544), (672, 42224), (696, 40768), (728, 38976), (754, 37632), (768, 36946), (784, 36192), (812, 34944), (832, 34104), (896, 31668), (928, 30576), (1092, 25984), (1131, 25088), (1176, 24128), (1218, 23296), (1248, 22736), (1274, 22272), (1344, 21112), (1392, 20384), (1421, 19968), (1456, 19488), (1508, 18816), (1536, 18473), (1568, 18096), (1624, 17472), (1664, 17052), (1792, 15834), (1856, 15288), (1911, 14848), (2184, 12992), (2262, 12544), (2352, 12064), (2436, 11648), (2496, 11368), (2548, 11136), (2639, 10752), (2688, 10556), (2784, 10192), (2842, 9984), (2912, 9744), (3016, 9408), (3136, 9048), (3248, 8736), (3328, 8526), (3584, 7917), (3712, 7644), (3822, 7424), (4263, 6656), (4368, 6496), (4524, 6272), (4704, 6032), (4872, 5824), (4992, 5684), (5096, 5568), (5278, 5376)]