20757942912

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{359}}^1\times {\mathrm{439}}^1$

素因数の和:836

約数の個数: 256

約数和(自身を含む): 64627200000

約数和(自身を除く): 43869257088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 343, 359, 384, 392, 439, 448, 588, 672, 686, 718, 784, 878, 896, 1029, 1077, 1176, 1317, 1344, 1372, 1436, 1568, 1756, 2058, 2154, 2352, 2513, 2634, 2688, 2744, 2872, 3073, 3136, 3512, 4116, 4308, 4704, 5026, 5268, 5488, 5744, 6146, 6272, 7024, 7539, 8232, 8616, 9219, 9408, 10052, 10536, 10976, 11488, 12292, 14048, 15078, 16464, 17232, 17591, 18438, 18816, 20104, 21072, 21511, 21952, 22976, 24584, 28096, 30156, 32928, 34464, 35182, 36876, 40208, 42144, 43022, 43904, 45952, 49168, 52773, 56192, 60312, 64533, 65856, 68928, 70364, 73752, 80416, 84288, 86044, 98336, 105546, 120624, 123137, 129066, 131712, 137856, 140728, 147504, 150577, 157601, 160832, 168576, 172088, 196672, 211092, 241248, 246274, 258132, 281456, 295008, 301154, 315202, 321664, 344176, 369411, 393344, 422184, 451731, 472803, 482496, 492548, 516264, 562912, 590016, 602308, 630404, 688352, 738822, 844368, 903462, 945606, 964992, 985096, 1032528, 1103207, 1125824, 1180032, 1204616, 1260808, 1376704, 1477644, 1688736, 1806924, 1891212, 1970192, 2065056, 2206414, 2251648, 2409232, 2521616, 2753408, 2955288, 3309621, 3377472, 3613848, 3782424, 3940384, 4130112, 4412828, 4818464, 5043232, 5910576, 6619242, 6754944, 7227696, 7564848, 7722449, 7880768, 8260224, 8825656, 9636928, 10086464, 11821152, 13238484, 14455392, 15129696, 15444898, 15761536, 17651312, 19273856, 20172928, 23167347, 23642304, 26476968, 28910784, 30259392, 30889796, 35302624, 46334694, 47284608, 52953936, 54057143, 57821568, 60518784, 61779592, 70605248, 92669388, 105907872, 108114286, 123559184, 141210496, 162171429, 185338776, 211815744, 216228572, 247118368, 324342858, 370677552, 423631488, 432457144, 494236736, 648685716, 741355104, 864914288, 988473472, 1297371432, 1482710208, 1729828576, 2594742864, 2965420416, 3459657152, 5189485728, 6919314304, 10378971456, 20757942912]

約数ペア:

[(1, 20757942912), (2, 10378971456), (3, 6919314304), (4, 5189485728), (6, 3459657152), (7, 2965420416), (8, 2594742864), (12, 1729828576), (14, 1482710208), (16, 1297371432), (21, 988473472), (24, 864914288), (28, 741355104), (32, 648685716), (42, 494236736), (48, 432457144), (49, 423631488), (56, 370677552), (64, 324342858), (84, 247118368), (96, 216228572), (98, 211815744), (112, 185338776), (128, 162171429), (147, 141210496), (168, 123559184), (192, 108114286), (196, 105907872), (224, 92669388), (294, 70605248), (336, 61779592), (343, 60518784), (359, 57821568), (384, 54057143), (392, 52953936), (439, 47284608), (448, 46334694), (588, 35302624), (672, 30889796), (686, 30259392), (718, 28910784), (784, 26476968), (878, 23642304), (896, 23167347), (1029, 20172928), (1077, 19273856), (1176, 17651312), (1317, 15761536), (1344, 15444898), (1372, 15129696), (1436, 14455392), (1568, 13238484), (1756, 11821152), (2058, 10086464), (2154, 9636928), (2352, 8825656), (2513, 8260224), (2634, 7880768), (2688, 7722449), (2744, 7564848), (2872, 7227696), (3073, 6754944), (3136, 6619242), (3512, 5910576), (4116, 5043232), (4308, 4818464), (4704, 4412828), (5026, 4130112), (5268, 3940384), (5488, 3782424), (5744, 3613848), (6146, 3377472), (6272, 3309621), (7024, 2955288), (7539, 2753408), (8232, 2521616), (8616, 2409232), (9219, 2251648), (9408, 2206414), (10052, 2065056), (10536, 1970192), (10976, 1891212), (11488, 1806924), (12292, 1688736), (14048, 1477644), (15078, 1376704), (16464, 1260808), (17232, 1204616), (17591, 1180032), (18438, 1125824), (18816, 1103207), (20104, 1032528), (21072, 985096), (21511, 964992), (21952, 945606), (22976, 903462), (24584, 844368), (28096, 738822), (30156, 688352), (32928, 630404), (34464, 602308), (35182, 590016), (36876, 562912), (40208, 516264), (42144, 492548), (43022, 482496), (43904, 472803), (45952, 451731), (49168, 422184), (52773, 393344), (56192, 369411), (60312, 344176), (64533, 321664), (65856, 315202), (68928, 301154), (70364, 295008), (73752, 281456), (80416, 258132), (84288, 246274), (86044, 241248), (98336, 211092), (105546, 196672), (120624, 172088), (123137, 168576), (129066, 160832), (131712, 157601), (137856, 150577), (140728, 147504)]