19987888704

素因数分解:

$2^6\times 3^1\times 7^3\times {\mathrm{367}}^1\times {\mathrm{827}}^1$

素因数の和:1230

約数の個数: 224

約数和(自身を含む): 61915852800

約数和(自身を除く): 41927964096

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, 147, 168, 192, 196, 224, 294, 336, 343, 367, 392, 448, 588, 672, 686, 734, 784, 827, 1029, 1101, 1176, 1344, 1372, 1468, 1568, 1654, 2058, 2202, 2352, 2481, 2569, 2744, 2936, 3136, 3308, 4116, 4404, 4704, 4962, 5138, 5488, 5789, 5872, 6616, 7707, 8232, 8808, 9408, 9924, 10276, 10976, 11578, 11744, 13232, 15414, 16464, 17367, 17616, 17983, 19848, 20552, 21952, 23156, 23488, 26464, 30828, 32928, 34734, 35232, 35966, 39696, 40523, 41104, 46312, 52928, 53949, 61656, 65856, 69468, 70464, 71932, 79392, 81046, 82208, 92624, 107898, 121569, 123312, 125881, 138936, 143864, 158784, 162092, 164416, 185248, 215796, 243138, 246624, 251762, 277872, 283661, 287728, 303509, 324184, 370496, 377643, 431592, 486276, 493248, 503524, 555744, 567322, 575456, 607018, 648368, 755286, 850983, 863184, 910527, 972552, 1007048, 1111488, 1134644, 1150912, 1214036, 1296736, 1510572, 1701966, 1726368, 1821054, 1945104, 2014096, 2124563, 2269288, 2428072, 2593472, 3021144, 3403932, 3452736, 3642108, 3890208, 4028192, 4249126, 4538576, 4856144, 6042288, 6373689, 6807864, 7284216, 7780416, 8056384, 8498252, 9077152, 9712288, 12084576, 12747378, 13615728, 14568432, 14871941, 16996504, 18154304, 19424576, 24169152, 25494756, 27231456, 29136864, 29743882, 33993008, 44615823, 50989512, 54462912, 58273728, 59487764, 67986016, 89231646, 101979024, 104103587, 118975528, 135972032, 178463292, 203958048, 208207174, 237951056, 312310761, 356926584, 407916096, 416414348, 475902112, 624621522, 713853168, 832828696, 951804224, 1249243044, 1427706336, 1665657392, 2498486088, 2855412672, 3331314784, 4996972176, 6662629568, 9993944352, 19987888704]

約数ペア:

[(1, 19987888704), (2, 9993944352), (3, 6662629568), (4, 4996972176), (6, 3331314784), (7, 2855412672), (8, 2498486088), (12, 1665657392), (14, 1427706336), (16, 1249243044), (21, 951804224), (24, 832828696), (28, 713853168), (32, 624621522), (42, 475902112), (48, 416414348), (49, 407916096), (56, 356926584), (64, 312310761), (84, 237951056), (96, 208207174), (98, 203958048), (112, 178463292), (147, 135972032), (168, 118975528), (192, 104103587), (196, 101979024), (224, 89231646), (294, 67986016), (336, 59487764), (343, 58273728), (367, 54462912), (392, 50989512), (448, 44615823), (588, 33993008), (672, 29743882), (686, 29136864), (734, 27231456), (784, 25494756), (827, 24169152), (1029, 19424576), (1101, 18154304), (1176, 16996504), (1344, 14871941), (1372, 14568432), (1468, 13615728), (1568, 12747378), (1654, 12084576), (2058, 9712288), (2202, 9077152), (2352, 8498252), (2481, 8056384), (2569, 7780416), (2744, 7284216), (2936, 6807864), (3136, 6373689), (3308, 6042288), (4116, 4856144), (4404, 4538576), (4704, 4249126), (4962, 4028192), (5138, 3890208), (5488, 3642108), (5789, 3452736), (5872, 3403932), (6616, 3021144), (7707, 2593472), (8232, 2428072), (8808, 2269288), (9408, 2124563), (9924, 2014096), (10276, 1945104), (10976, 1821054), (11578, 1726368), (11744, 1701966), (13232, 1510572), (15414, 1296736), (16464, 1214036), (17367, 1150912), (17616, 1134644), (17983, 1111488), (19848, 1007048), (20552, 972552), (21952, 910527), (23156, 863184), (23488, 850983), (26464, 755286), (30828, 648368), (32928, 607018), (34734, 575456), (35232, 567322), (35966, 555744), (39696, 503524), (40523, 493248), (41104, 486276), (46312, 431592), (52928, 377643), (53949, 370496), (61656, 324184), (65856, 303509), (69468, 287728), (70464, 283661), (71932, 277872), (79392, 251762), (81046, 246624), (82208, 243138), (92624, 215796), (107898, 185248), (121569, 164416), (123312, 162092), (125881, 158784), (138936, 143864)]