1687177728

素因数分解:

$2^9\times 3^3\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 240

約数和(自身を含む): 5201095680

約数和(自身を除く): 3513917952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 127, 128, 144, 186, 192, 216, 248, 254, 256, 279, 288, 372, 381, 384, 432, 496, 508, 512, 558, 576, 744, 762, 768, 837, 864, 961, 992, 1016, 1116, 1143, 1152, 1488, 1524, 1536, 1674, 1728, 1922, 1984, 2032, 2232, 2286, 2304, 2883, 2976, 3048, 3348, 3429, 3456, 3844, 3937, 3968, 4064, 4464, 4572, 4608, 5766, 5952, 6096, 6696, 6858, 6912, 7688, 7874, 7936, 8128, 8649, 8928, 9144, 11532, 11811, 11904, 12192, 13392, 13716, 13824, 15376, 15748, 15872, 16256, 17298, 17856, 18288, 23064, 23622, 23808, 24384, 25947, 26784, 27432, 30752, 31496, 32512, 34596, 35433, 35712, 36576, 46128, 47244, 47616, 48768, 51894, 53568, 54864, 61504, 62992, 65024, 69192, 70866, 71424, 73152, 92256, 94488, 97536, 103788, 106299, 107136, 109728, 122047, 123008, 125984, 138384, 141732, 142848, 146304, 184512, 188976, 195072, 207576, 212598, 214272, 219456, 244094, 246016, 251968, 276768, 283464, 292608, 366141, 369024, 377952, 415152, 425196, 428544, 438912, 488188, 492032, 503936, 553536, 566928, 585216, 732282, 738048, 755904, 830304, 850392, 877824, 976376, 1007872, 1098423, 1107072, 1133856, 1464564, 1476096, 1511808, 1660608, 1700784, 1755648, 1952752, 2015744, 2196846, 2214144, 2267712, 2929128, 3023616, 3295269, 3321216, 3401568, 3905504, 4393692, 4428288, 4535424, 5858256, 6047232, 6590538, 6642432, 6803136, 7811008, 8787384, 9070848, 11716512, 13181076, 13284864, 13606272, 15622016, 17574768, 18141696, 23433024, 26362152, 27212544, 31244032, 35149536, 46866048, 52724304, 54425088, 62488064, 70299072, 93732096, 105448608, 140598144, 187464192, 210897216, 281196288, 421794432, 562392576, 843588864, 1687177728]

約数ペア:

[(1, 1687177728), (2, 843588864), (3, 562392576), (4, 421794432), (6, 281196288), (8, 210897216), (9, 187464192), (12, 140598144), (16, 105448608), (18, 93732096), (24, 70299072), (27, 62488064), (31, 54425088), (32, 52724304), (36, 46866048), (48, 35149536), (54, 31244032), (62, 27212544), (64, 26362152), (72, 23433024), (93, 18141696), (96, 17574768), (108, 15622016), (124, 13606272), (127, 13284864), (128, 13181076), (144, 11716512), (186, 9070848), (192, 8787384), (216, 7811008), (248, 6803136), (254, 6642432), (256, 6590538), (279, 6047232), (288, 5858256), (372, 4535424), (381, 4428288), (384, 4393692), (432, 3905504), (496, 3401568), (508, 3321216), (512, 3295269), (558, 3023616), (576, 2929128), (744, 2267712), (762, 2214144), (768, 2196846), (837, 2015744), (864, 1952752), (961, 1755648), (992, 1700784), (1016, 1660608), (1116, 1511808), (1143, 1476096), (1152, 1464564), (1488, 1133856), (1524, 1107072), (1536, 1098423), (1674, 1007872), (1728, 976376), (1922, 877824), (1984, 850392), (2032, 830304), (2232, 755904), (2286, 738048), (2304, 732282), (2883, 585216), (2976, 566928), (3048, 553536), (3348, 503936), (3429, 492032), (3456, 488188), (3844, 438912), (3937, 428544), (3968, 425196), (4064, 415152), (4464, 377952), (4572, 369024), (4608, 366141), (5766, 292608), (5952, 283464), (6096, 276768), (6696, 251968), (6858, 246016), (6912, 244094), (7688, 219456), (7874, 214272), (7936, 212598), (8128, 207576), (8649, 195072), (8928, 188976), (9144, 184512), (11532, 146304), (11811, 142848), (11904, 141732), (12192, 138384), (13392, 125984), (13716, 123008), (13824, 122047), (15376, 109728), (15748, 107136), (15872, 106299), (16256, 103788), (17298, 97536), (17856, 94488), (18288, 92256), (23064, 73152), (23622, 71424), (23808, 70866), (24384, 69192), (25947, 65024), (26784, 62992), (27432, 61504), (30752, 54864), (31496, 53568), (32512, 51894), (34596, 48768), (35433, 47616), (35712, 47244), (36576, 46128)]