648315648

素因数分解:

$2^8\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 216

約数和(自身を含む): 2002465920

約数和(自身を除く): 1354150272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 32, 36, 48, 58, 62, 64, 72, 87, 93, 96, 116, 124, 128, 144, 174, 186, 192, 232, 248, 256, 261, 279, 288, 313, 348, 372, 384, 464, 496, 522, 558, 576, 626, 696, 744, 768, 899, 928, 939, 992, 1044, 1116, 1152, 1252, 1392, 1488, 1798, 1856, 1878, 1984, 2088, 2232, 2304, 2504, 2697, 2784, 2817, 2976, 3596, 3712, 3756, 3968, 4176, 4464, 5008, 5394, 5568, 5634, 5952, 7192, 7424, 7512, 7936, 8091, 8352, 8928, 9077, 9703, 10016, 10788, 11136, 11268, 11904, 14384, 15024, 16182, 16704, 17856, 18154, 19406, 20032, 21576, 22272, 22536, 23808, 27231, 28768, 29109, 30048, 32364, 33408, 35712, 36308, 38812, 40064, 43152, 45072, 54462, 57536, 58218, 60096, 64728, 66816, 71424, 72616, 77624, 80128, 81693, 86304, 87327, 90144, 108924, 115072, 116436, 120192, 129456, 145232, 155248, 163386, 172608, 174654, 180288, 217848, 230144, 232872, 240384, 258912, 281387, 290464, 310496, 326772, 345216, 349308, 360576, 435696, 465744, 517824, 562774, 580928, 620992, 653544, 690432, 698616, 721152, 844161, 871392, 931488, 1035648, 1125548, 1161856, 1241984, 1307088, 1397232, 1688322, 1742784, 1862976, 2071296, 2251096, 2323712, 2483968, 2532483, 2614176, 2794464, 3376644, 3485568, 3725952, 4502192, 5064966, 5228352, 5588928, 6753288, 6971136, 7451904, 9004384, 10129932, 10456704, 11177856, 13506576, 18008768, 20259864, 20913408, 22355712, 27013152, 36017536, 40519728, 54026304, 72035072, 81039456, 108052608, 162078912, 216105216, 324157824, 648315648]

約数ペア:

[(1, 648315648), (2, 324157824), (3, 216105216), (4, 162078912), (6, 108052608), (8, 81039456), (9, 72035072), (12, 54026304), (16, 40519728), (18, 36017536), (24, 27013152), (29, 22355712), (31, 20913408), (32, 20259864), (36, 18008768), (48, 13506576), (58, 11177856), (62, 10456704), (64, 10129932), (72, 9004384), (87, 7451904), (93, 6971136), (96, 6753288), (116, 5588928), (124, 5228352), (128, 5064966), (144, 4502192), (174, 3725952), (186, 3485568), (192, 3376644), (232, 2794464), (248, 2614176), (256, 2532483), (261, 2483968), (279, 2323712), (288, 2251096), (313, 2071296), (348, 1862976), (372, 1742784), (384, 1688322), (464, 1397232), (496, 1307088), (522, 1241984), (558, 1161856), (576, 1125548), (626, 1035648), (696, 931488), (744, 871392), (768, 844161), (899, 721152), (928, 698616), (939, 690432), (992, 653544), (1044, 620992), (1116, 580928), (1152, 562774), (1252, 517824), (1392, 465744), (1488, 435696), (1798, 360576), (1856, 349308), (1878, 345216), (1984, 326772), (2088, 310496), (2232, 290464), (2304, 281387), (2504, 258912), (2697, 240384), (2784, 232872), (2817, 230144), (2976, 217848), (3596, 180288), (3712, 174654), (3756, 172608), (3968, 163386), (4176, 155248), (4464, 145232), (5008, 129456), (5394, 120192), (5568, 116436), (5634, 115072), (5952, 108924), (7192, 90144), (7424, 87327), (7512, 86304), (7936, 81693), (8091, 80128), (8352, 77624), (8928, 72616), (9077, 71424), (9703, 66816), (10016, 64728), (10788, 60096), (11136, 58218), (11268, 57536), (11904, 54462), (14384, 45072), (15024, 43152), (16182, 40064), (16704, 38812), (17856, 36308), (18154, 35712), (19406, 33408), (20032, 32364), (21576, 30048), (22272, 29109), (22536, 28768), (23808, 27231)]