20357400448

素因数分解:

$2^7\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1021}}^1$

素因数の和:1094

約数の個数: 288

約数和(自身を含む): 54724972680

約数和(自身を除く): 34367572232

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 49, 56, 64, 68, 77, 88, 98, 112, 119, 128, 136, 154, 176, 187, 196, 224, 238, 272, 289, 308, 352, 374, 392, 448, 476, 539, 544, 578, 616, 704, 748, 784, 833, 896, 952, 1021, 1078, 1088, 1156, 1232, 1309, 1408, 1496, 1568, 1666, 1904, 2023, 2042, 2156, 2176, 2312, 2464, 2618, 2992, 3136, 3179, 3332, 3808, 4046, 4084, 4312, 4624, 4928, 5236, 5984, 6272, 6358, 6664, 7147, 7616, 8092, 8168, 8624, 9163, 9248, 9856, 10472, 11231, 11968, 12716, 13328, 14161, 14294, 15232, 16184, 16336, 17248, 17357, 18326, 18496, 20944, 22253, 22462, 23936, 25432, 26656, 28322, 28588, 32368, 32672, 34496, 34714, 36652, 36992, 41888, 44506, 44924, 50029, 50864, 53312, 56644, 57176, 64736, 65344, 68992, 69428, 73304, 78617, 83776, 89012, 89848, 100058, 101728, 106624, 113288, 114352, 121499, 129472, 130688, 138856, 146608, 155771, 157234, 167552, 178024, 179696, 190927, 200116, 203456, 226576, 228704, 242998, 258944, 277712, 293216, 295069, 311542, 314468, 356048, 359392, 381854, 400232, 406912, 453152, 457408, 485996, 550319, 555424, 586432, 590138, 623084, 628936, 712096, 718784, 763708, 800464, 850493, 906304, 914816, 971992, 1100638, 1110848, 1172864, 1180276, 1246168, 1257872, 1336489, 1424192, 1437568, 1527416, 1600928, 1700986, 1812608, 1943984, 2065483, 2201276, 2221696, 2360552, 2492336, 2515744, 2672978, 2848384, 3054832, 3201856, 3245759, 3401972, 3887968, 4130966, 4402552, 4721104, 4984672, 5031488, 5345956, 6109664, 6403712, 6491518, 6803944, 7775936, 8261932, 8805104, 9355423, 9442208, 9969344, 10062976, 10691912, 12219328, 12983036, 13607888, 14458381, 15551872, 16523864, 17610208, 18710846, 18884416, 19938688, 21383824, 22720313, 24438656, 25966072, 27215776, 28916762, 33047728, 35220416, 37421692, 37768832, 42767648, 45440626, 51932144, 54431552, 57833524, 66095456, 70440832, 74843384, 85535296, 90881252, 103864288, 108863104, 115667048, 132190912, 149686768, 159042191, 171070592, 181762504, 207728576, 231334096, 264381824, 299373536, 318084382, 363525008, 415457152, 462668192, 598747072, 636168764, 727050016, 925336384, 1197494144, 1272337528, 1454100032, 1850672768, 2544675056, 2908200064, 5089350112, 10178700224, 20357400448]

約数ペア:

[(1, 20357400448), (2, 10178700224), (4, 5089350112), (7, 2908200064), (8, 2544675056), (11, 1850672768), (14, 1454100032), (16, 1272337528), (17, 1197494144), (22, 925336384), (28, 727050016), (32, 636168764), (34, 598747072), (44, 462668192), (49, 415457152), (56, 363525008), (64, 318084382), (68, 299373536), (77, 264381824), (88, 231334096), (98, 207728576), (112, 181762504), (119, 171070592), (128, 159042191), (136, 149686768), (154, 132190912), (176, 115667048), (187, 108863104), (196, 103864288), (224, 90881252), (238, 85535296), (272, 74843384), (289, 70440832), (308, 66095456), (352, 57833524), (374, 54431552), (392, 51932144), (448, 45440626), (476, 42767648), (539, 37768832), (544, 37421692), (578, 35220416), (616, 33047728), (704, 28916762), (748, 27215776), (784, 25966072), (833, 24438656), (896, 22720313), (952, 21383824), (1021, 19938688), (1078, 18884416), (1088, 18710846), (1156, 17610208), (1232, 16523864), (1309, 15551872), (1408, 14458381), (1496, 13607888), (1568, 12983036), (1666, 12219328), (1904, 10691912), (2023, 10062976), (2042, 9969344), (2156, 9442208), (2176, 9355423), (2312, 8805104), (2464, 8261932), (2618, 7775936), (2992, 6803944), (3136, 6491518), (3179, 6403712), (3332, 6109664), (3808, 5345956), (4046, 5031488), (4084, 4984672), (4312, 4721104), (4624, 4402552), (4928, 4130966), (5236, 3887968), (5984, 3401972), (6272, 3245759), (6358, 3201856), (6664, 3054832), (7147, 2848384), (7616, 2672978), (8092, 2515744), (8168, 2492336), (8624, 2360552), (9163, 2221696), (9248, 2201276), (9856, 2065483), (10472, 1943984), (11231, 1812608), (11968, 1700986), (12716, 1600928), (13328, 1527416), (14161, 1437568), (14294, 1424192), (15232, 1336489), (16184, 1257872), (16336, 1246168), (17248, 1180276), (17357, 1172864), (18326, 1110848), (18496, 1100638), (20944, 971992), (22253, 914816), (22462, 906304), (23936, 850493), (25432, 800464), (26656, 763708), (28322, 718784), (28588, 712096), (32368, 628936), (32672, 623084), (34496, 590138), (34714, 586432), (36652, 555424), (36992, 550319), (41888, 485996), (44506, 457408), (44924, 453152), (50029, 406912), (50864, 400232), (53312, 381854), (56644, 359392), (57176, 356048), (64736, 314468), (65344, 311542), (68992, 295069), (69428, 293216), (73304, 277712), (78617, 258944), (83776, 242998), (89012, 228704), (89848, 226576), (100058, 203456), (101728, 200116), (106624, 190927), (113288, 179696), (114352, 178024), (121499, 167552), (129472, 157234), (130688, 155771), (138856, 146608)]