1398470528

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 256

約数和(自身を含む): 3701376000

約数和(自身を除く): 2302905472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 71, 76, 89, 91, 104, 112, 128, 133, 142, 152, 178, 182, 208, 224, 247, 266, 284, 304, 356, 364, 416, 448, 494, 497, 532, 568, 608, 623, 712, 728, 832, 896, 923, 988, 994, 1064, 1136, 1157, 1216, 1246, 1349, 1424, 1456, 1664, 1691, 1729, 1846, 1976, 1988, 2128, 2272, 2314, 2432, 2492, 2698, 2848, 2912, 3382, 3458, 3692, 3952, 3976, 4256, 4544, 4628, 4984, 5396, 5696, 5824, 6319, 6461, 6764, 6916, 7384, 7904, 7952, 8099, 8512, 9088, 9256, 9443, 9968, 10792, 11392, 11648, 11837, 12638, 12922, 13528, 13832, 14768, 15808, 15904, 16198, 17024, 17537, 18512, 18886, 19936, 21584, 21983, 23674, 25276, 25844, 27056, 27664, 29536, 31616, 31808, 32396, 35074, 37024, 37772, 39872, 43168, 43966, 44233, 47348, 50552, 51688, 54112, 55328, 59072, 63616, 64792, 70148, 74048, 75544, 79744, 82147, 86336, 87932, 88466, 94696, 101104, 103376, 108224, 110656, 118144, 120061, 122759, 129584, 140296, 148096, 151088, 153881, 164294, 172672, 175864, 176932, 189392, 202208, 206752, 216448, 221312, 240122, 245518, 259168, 280592, 302176, 307762, 328588, 351728, 353864, 378784, 404416, 413504, 480244, 491036, 518336, 561184, 575029, 604352, 615524, 657176, 703456, 707728, 757568, 808832, 827008, 840427, 960488, 982072, 1036672, 1122368, 1150058, 1208704, 1231048, 1314352, 1406912, 1415456, 1515136, 1560793, 1680854, 1920976, 1964144, 2244736, 2300116, 2462096, 2628704, 2813824, 2830912, 3121586, 3361708, 3841952, 3928288, 4600232, 4924192, 5257408, 5661824, 6243172, 6723416, 7683904, 7856576, 9200464, 9848384, 10514816, 10925551, 12486344, 13446832, 15367808, 15713152, 18400928, 19696768, 21851102, 24972688, 26893664, 36801856, 43702204, 49945376, 53787328, 73603712, 87404408, 99890752, 107574656, 174808816, 199781504, 349617632, 699235264, 1398470528]

約数ペア:

[(1, 1398470528), (2, 699235264), (4, 349617632), (7, 199781504), (8, 174808816), (13, 107574656), (14, 99890752), (16, 87404408), (19, 73603712), (26, 53787328), (28, 49945376), (32, 43702204), (38, 36801856), (52, 26893664), (56, 24972688), (64, 21851102), (71, 19696768), (76, 18400928), (89, 15713152), (91, 15367808), (104, 13446832), (112, 12486344), (128, 10925551), (133, 10514816), (142, 9848384), (152, 9200464), (178, 7856576), (182, 7683904), (208, 6723416), (224, 6243172), (247, 5661824), (266, 5257408), (284, 4924192), (304, 4600232), (356, 3928288), (364, 3841952), (416, 3361708), (448, 3121586), (494, 2830912), (497, 2813824), (532, 2628704), (568, 2462096), (608, 2300116), (623, 2244736), (712, 1964144), (728, 1920976), (832, 1680854), (896, 1560793), (923, 1515136), (988, 1415456), (994, 1406912), (1064, 1314352), (1136, 1231048), (1157, 1208704), (1216, 1150058), (1246, 1122368), (1349, 1036672), (1424, 982072), (1456, 960488), (1664, 840427), (1691, 827008), (1729, 808832), (1846, 757568), (1976, 707728), (1988, 703456), (2128, 657176), (2272, 615524), (2314, 604352), (2432, 575029), (2492, 561184), (2698, 518336), (2848, 491036), (2912, 480244), (3382, 413504), (3458, 404416), (3692, 378784), (3952, 353864), (3976, 351728), (4256, 328588), (4544, 307762), (4628, 302176), (4984, 280592), (5396, 259168), (5696, 245518), (5824, 240122), (6319, 221312), (6461, 216448), (6764, 206752), (6916, 202208), (7384, 189392), (7904, 176932), (7952, 175864), (8099, 172672), (8512, 164294), (9088, 153881), (9256, 151088), (9443, 148096), (9968, 140296), (10792, 129584), (11392, 122759), (11648, 120061), (11837, 118144), (12638, 110656), (12922, 108224), (13528, 103376), (13832, 101104), (14768, 94696), (15808, 88466), (15904, 87932), (16198, 86336), (17024, 82147), (17537, 79744), (18512, 75544), (18886, 74048), (19936, 70148), (21584, 64792), (21983, 63616), (23674, 59072), (25276, 55328), (25844, 54112), (27056, 51688), (27664, 50552), (29536, 47348), (31616, 44233), (31808, 43966), (32396, 43168), (35074, 39872), (37024, 37772)]