2989686784

素因数分解:

$2^{16}\times 7^4\times {\mathrm{19}}^1$

素因数の和:79

約数の個数: 170

約数和(自身を含む): 7342597420

約数和(自身を除く): 4352910636

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 256, 266, 304, 343, 392, 448, 512, 532, 608, 686, 784, 896, 931, 1024, 1064, 1216, 1372, 1568, 1792, 1862, 2048, 2128, 2401, 2432, 2744, 3136, 3584, 3724, 4096, 4256, 4802, 4864, 5488, 6272, 6517, 7168, 7448, 8192, 8512, 9604, 9728, 10976, 12544, 13034, 14336, 14896, 16384, 17024, 19208, 19456, 21952, 25088, 26068, 28672, 29792, 32768, 34048, 38416, 38912, 43904, 45619, 50176, 52136, 57344, 59584, 65536, 68096, 76832, 77824, 87808, 91238, 100352, 104272, 114688, 119168, 136192, 153664, 155648, 175616, 182476, 200704, 208544, 229376, 238336, 272384, 307328, 311296, 351232, 364952, 401408, 417088, 458752, 476672, 544768, 614656, 622592, 702464, 729904, 802816, 834176, 953344, 1089536, 1229312, 1245184, 1404928, 1459808, 1605632, 1668352, 1906688, 2179072, 2458624, 2809856, 2919616, 3211264, 3336704, 3813376, 4358144, 4917248, 5619712, 5839232, 6673408, 7626752, 8716288, 9834496, 11239424, 11678464, 13346816, 15253504, 19668992, 22478848, 23356928, 26693632, 30507008, 39337984, 46713856, 53387264, 61014016, 78675968, 93427712, 106774528, 157351936, 186855424, 213549056, 373710848, 427098112, 747421696, 1494843392, 2989686784]

約数ペア:

[(1, 2989686784), (2, 1494843392), (4, 747421696), (7, 427098112), (8, 373710848), (14, 213549056), (16, 186855424), (19, 157351936), (28, 106774528), (32, 93427712), (38, 78675968), (49, 61014016), (56, 53387264), (64, 46713856), (76, 39337984), (98, 30507008), (112, 26693632), (128, 23356928), (133, 22478848), (152, 19668992), (196, 15253504), (224, 13346816), (256, 11678464), (266, 11239424), (304, 9834496), (343, 8716288), (392, 7626752), (448, 6673408), (512, 5839232), (532, 5619712), (608, 4917248), (686, 4358144), (784, 3813376), (896, 3336704), (931, 3211264), (1024, 2919616), (1064, 2809856), (1216, 2458624), (1372, 2179072), (1568, 1906688), (1792, 1668352), (1862, 1605632), (2048, 1459808), (2128, 1404928), (2401, 1245184), (2432, 1229312), (2744, 1089536), (3136, 953344), (3584, 834176), (3724, 802816), (4096, 729904), (4256, 702464), (4802, 622592), (4864, 614656), (5488, 544768), (6272, 476672), (6517, 458752), (7168, 417088), (7448, 401408), (8192, 364952), (8512, 351232), (9604, 311296), (9728, 307328), (10976, 272384), (12544, 238336), (13034, 229376), (14336, 208544), (14896, 200704), (16384, 182476), (17024, 175616), (19208, 155648), (19456, 153664), (21952, 136192), (25088, 119168), (26068, 114688), (28672, 104272), (29792, 100352), (32768, 91238), (34048, 87808), (38416, 77824), (38912, 76832), (43904, 68096), (45619, 65536), (50176, 59584), (52136, 57344)]