18782146880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{16871}}^1$

素因数の和:16973

約数の個数: 168

約数和(自身を含む): 52762928256

約数和(自身を除く): 33980781376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 280, 284, 320, 355, 392, 448, 490, 497, 560, 568, 710, 784, 980, 994, 1120, 1136, 1420, 1568, 1960, 1988, 2240, 2272, 2485, 2840, 3136, 3479, 3920, 3976, 4544, 4970, 5680, 6958, 7840, 7952, 9940, 11360, 13916, 15680, 15904, 16871, 17395, 19880, 22720, 27832, 31808, 33742, 34790, 39760, 55664, 67484, 69580, 79520, 84355, 111328, 118097, 134968, 139160, 159040, 168710, 222656, 236194, 269936, 278320, 337420, 472388, 539872, 556640, 590485, 674840, 826679, 944776, 1079744, 1113280, 1180970, 1197841, 1349680, 1653358, 1889552, 2361940, 2395682, 2699360, 3306716, 3779104, 4133395, 4723880, 4791364, 5398720, 5989205, 6613432, 7558208, 8266790, 8384887, 9447760, 9582728, 11978410, 13226864, 16533580, 16769774, 18895520, 19165456, 23956820, 26453728, 33067160, 33539548, 37791040, 38330912, 41924435, 47913640, 52907456, 58694209, 66134320, 67079096, 76661824, 83848870, 95827280, 117388418, 132268640, 134158192, 167697740, 191654560, 234776836, 264537280, 268316384, 293471045, 335395480, 383309120, 469553672, 536632768, 586942090, 670790960, 939107344, 1173884180, 1341581920, 1878214688, 2347768360, 2683163840, 3756429376, 4695536720, 9391073440, 18782146880]

約数ペア:

[(1, 18782146880), (2, 9391073440), (4, 4695536720), (5, 3756429376), (7, 2683163840), (8, 2347768360), (10, 1878214688), (14, 1341581920), (16, 1173884180), (20, 939107344), (28, 670790960), (32, 586942090), (35, 536632768), (40, 469553672), (49, 383309120), (56, 335395480), (64, 293471045), (70, 268316384), (71, 264537280), (80, 234776836), (98, 191654560), (112, 167697740), (140, 134158192), (142, 132268640), (160, 117388418), (196, 95827280), (224, 83848870), (245, 76661824), (280, 67079096), (284, 66134320), (320, 58694209), (355, 52907456), (392, 47913640), (448, 41924435), (490, 38330912), (497, 37791040), (560, 33539548), (568, 33067160), (710, 26453728), (784, 23956820), (980, 19165456), (994, 18895520), (1120, 16769774), (1136, 16533580), (1420, 13226864), (1568, 11978410), (1960, 9582728), (1988, 9447760), (2240, 8384887), (2272, 8266790), (2485, 7558208), (2840, 6613432), (3136, 5989205), (3479, 5398720), (3920, 4791364), (3976, 4723880), (4544, 4133395), (4970, 3779104), (5680, 3306716), (6958, 2699360), (7840, 2395682), (7952, 2361940), (9940, 1889552), (11360, 1653358), (13916, 1349680), (15680, 1197841), (15904, 1180970), (16871, 1113280), (17395, 1079744), (19880, 944776), (22720, 826679), (27832, 674840), (31808, 590485), (33742, 556640), (34790, 539872), (39760, 472388), (55664, 337420), (67484, 278320), (69580, 269936), (79520, 236194), (84355, 222656), (111328, 168710), (118097, 159040), (134968, 139160)]