491801856

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:297

約数の個数: 288

約数和(自身を含む): 1670258688

約数和(自身を除く): 1178456832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 32, 39, 42, 48, 52, 56, 62, 64, 78, 84, 91, 93, 96, 104, 112, 124, 128, 156, 168, 182, 186, 192, 208, 217, 224, 227, 248, 256, 273, 312, 336, 364, 372, 384, 403, 416, 434, 448, 454, 496, 546, 624, 651, 672, 681, 728, 744, 768, 806, 832, 868, 896, 908, 992, 1092, 1209, 1248, 1302, 1344, 1362, 1456, 1488, 1589, 1612, 1664, 1736, 1792, 1816, 1984, 2184, 2418, 2496, 2604, 2688, 2724, 2821, 2912, 2951, 2976, 3178, 3224, 3328, 3472, 3632, 3968, 4368, 4767, 4836, 4992, 5208, 5376, 5448, 5642, 5824, 5902, 5952, 6356, 6448, 6944, 7037, 7264, 7936, 8463, 8736, 8853, 9534, 9672, 9984, 10416, 10896, 11284, 11648, 11804, 11904, 12712, 12896, 13888, 14074, 14528, 16926, 17472, 17706, 19068, 19344, 20657, 20832, 21111, 21792, 22568, 23296, 23608, 23808, 25424, 25792, 27776, 28148, 29056, 33852, 34944, 35412, 38136, 38688, 41314, 41664, 42222, 43584, 45136, 47216, 49259, 50848, 51584, 55552, 56296, 58112, 61971, 67704, 69888, 70824, 76272, 77376, 82628, 83328, 84444, 87168, 90272, 91481, 94432, 98518, 101696, 103168, 112592, 123942, 135408, 141648, 147777, 152544, 154752, 165256, 166656, 168888, 174336, 180544, 182962, 188864, 197036, 203392, 225184, 247884, 270816, 274443, 283296, 295554, 305088, 309504, 330512, 337776, 361088, 365924, 377728, 394072, 406784, 450368, 495768, 541632, 548886, 566592, 591108, 610176, 640367, 661024, 675552, 722176, 731848, 755456, 788144, 900736, 991536, 1083264, 1097772, 1133184, 1182216, 1220352, 1280734, 1322048, 1351104, 1463696, 1576288, 1801472, 1921101, 1983072, 2166528, 2195544, 2266368, 2364432, 2561468, 2644096, 2702208, 2927392, 3152576, 3842202, 3966144, 4391088, 4728864, 5122936, 5288192, 5404416, 5854784, 6305152, 7684404, 7932288, 8782176, 9457728, 10245872, 11709568, 12610304, 15368808, 15864576, 17564352, 18915456, 20491744, 23419136, 30737616, 35128704, 37830912, 40983488, 61475232, 70257408, 81966976, 122950464, 163933952, 245900928, 491801856]

約数ペア:

[(1, 491801856), (2, 245900928), (3, 163933952), (4, 122950464), (6, 81966976), (7, 70257408), (8, 61475232), (12, 40983488), (13, 37830912), (14, 35128704), (16, 30737616), (21, 23419136), (24, 20491744), (26, 18915456), (28, 17564352), (31, 15864576), (32, 15368808), (39, 12610304), (42, 11709568), (48, 10245872), (52, 9457728), (56, 8782176), (62, 7932288), (64, 7684404), (78, 6305152), (84, 5854784), (91, 5404416), (93, 5288192), (96, 5122936), (104, 4728864), (112, 4391088), (124, 3966144), (128, 3842202), (156, 3152576), (168, 2927392), (182, 2702208), (186, 2644096), (192, 2561468), (208, 2364432), (217, 2266368), (224, 2195544), (227, 2166528), (248, 1983072), (256, 1921101), (273, 1801472), (312, 1576288), (336, 1463696), (364, 1351104), (372, 1322048), (384, 1280734), (403, 1220352), (416, 1182216), (434, 1133184), (448, 1097772), (454, 1083264), (496, 991536), (546, 900736), (624, 788144), (651, 755456), (672, 731848), (681, 722176), (728, 675552), (744, 661024), (768, 640367), (806, 610176), (832, 591108), (868, 566592), (896, 548886), (908, 541632), (992, 495768), (1092, 450368), (1209, 406784), (1248, 394072), (1302, 377728), (1344, 365924), (1362, 361088), (1456, 337776), (1488, 330512), (1589, 309504), (1612, 305088), (1664, 295554), (1736, 283296), (1792, 274443), (1816, 270816), (1984, 247884), (2184, 225184), (2418, 203392), (2496, 197036), (2604, 188864), (2688, 182962), (2724, 180544), (2821, 174336), (2912, 168888), (2951, 166656), (2976, 165256), (3178, 154752), (3224, 152544), (3328, 147777), (3472, 141648), (3632, 135408), (3968, 123942), (4368, 112592), (4767, 103168), (4836, 101696), (4992, 98518), (5208, 94432), (5376, 91481), (5448, 90272), (5642, 87168), (5824, 84444), (5902, 83328), (5952, 82628), (6356, 77376), (6448, 76272), (6944, 70824), (7037, 69888), (7264, 67704), (7936, 61971), (8463, 58112), (8736, 56296), (8853, 55552), (9534, 51584), (9672, 50848), (9984, 49259), (10416, 47216), (10896, 45136), (11284, 43584), (11648, 42222), (11804, 41664), (11904, 41314), (12712, 38688), (12896, 38136), (13888, 35412), (14074, 34944), (14528, 33852), (16926, 29056), (17472, 28148), (17706, 27776), (19068, 25792), (19344, 25424), (20657, 23808), (20832, 23608), (21111, 23296), (21792, 22568)]