406585984

素因数分解:

$2^7\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 968330880

約数和(自身を除く): 561744896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 61, 64, 86, 112, 122, 128, 172, 173, 224, 244, 301, 344, 346, 427, 448, 488, 602, 688, 692, 854, 896, 976, 1204, 1211, 1376, 1384, 1708, 1952, 2408, 2422, 2623, 2752, 2768, 3416, 3904, 4816, 4844, 5246, 5504, 5536, 6832, 7439, 7808, 9632, 9688, 10492, 10553, 11072, 13664, 14878, 18361, 19264, 19376, 20984, 21106, 22144, 27328, 29756, 36722, 38528, 38752, 41968, 42212, 52073, 54656, 59512, 73444, 73871, 77504, 83936, 84424, 104146, 119024, 146888, 147742, 155008, 167872, 168848, 208292, 238048, 293776, 295484, 335744, 337696, 416584, 453779, 476096, 587552, 590968, 675392, 833168, 907558, 952192, 1175104, 1181936, 1350784, 1666336, 1815116, 2350208, 2363872, 3176453, 3332672, 3630232, 4727744, 6352906, 6665344, 7260464, 9455488, 12705812, 14520928, 25411624, 29041856, 50823248, 58083712, 101646496, 203292992, 406585984]

約数ペア:

[(1, 406585984), (2, 203292992), (4, 101646496), (7, 58083712), (8, 50823248), (14, 29041856), (16, 25411624), (28, 14520928), (32, 12705812), (43, 9455488), (56, 7260464), (61, 6665344), (64, 6352906), (86, 4727744), (112, 3630232), (122, 3332672), (128, 3176453), (172, 2363872), (173, 2350208), (224, 1815116), (244, 1666336), (301, 1350784), (344, 1181936), (346, 1175104), (427, 952192), (448, 907558), (488, 833168), (602, 675392), (688, 590968), (692, 587552), (854, 476096), (896, 453779), (976, 416584), (1204, 337696), (1211, 335744), (1376, 295484), (1384, 293776), (1708, 238048), (1952, 208292), (2408, 168848), (2422, 167872), (2623, 155008), (2752, 147742), (2768, 146888), (3416, 119024), (3904, 104146), (4816, 84424), (4844, 83936), (5246, 77504), (5504, 73871), (5536, 73444), (6832, 59512), (7439, 54656), (7808, 52073), (9632, 42212), (9688, 41968), (10492, 38752), (10553, 38528), (11072, 36722), (13664, 29756), (14878, 27328), (18361, 22144), (19264, 21106), (19376, 20984)]