257789376

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:403

約数の個数: 168

約数和(自身を含む): 804367200

約数和(自身を除く): 546577824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 173, 192, 199, 208, 234, 288, 312, 346, 398, 416, 468, 519, 576, 597, 624, 692, 796, 832, 936, 1038, 1194, 1248, 1384, 1557, 1592, 1791, 1872, 2076, 2249, 2388, 2496, 2587, 2768, 3114, 3184, 3582, 3744, 4152, 4498, 4776, 5174, 5536, 6228, 6368, 6747, 7164, 7488, 7761, 8304, 8996, 9552, 10348, 11072, 12456, 12736, 13494, 14328, 15522, 16608, 17992, 19104, 20241, 20696, 23283, 24912, 26988, 28656, 31044, 33216, 34427, 35984, 38208, 40482, 41392, 46566, 49824, 53976, 57312, 62088, 68854, 71968, 80964, 82784, 93132, 99648, 103281, 107952, 114624, 124176, 137708, 143936, 161928, 165568, 186264, 206562, 215904, 248352, 275416, 309843, 323856, 372528, 413124, 431808, 447551, 496704, 550832, 619686, 647712, 745056, 826248, 895102, 1101664, 1239372, 1295424, 1342653, 1490112, 1652496, 1790204, 2203328, 2478744, 2685306, 3304992, 3580408, 4027959, 4957488, 5370612, 6609984, 7160816, 8055918, 9914976, 10741224, 14321632, 16111836, 19829952, 21482448, 28643264, 32223672, 42964896, 64447344, 85929792, 128894688, 257789376]

約数ペア:

[(1, 257789376), (2, 128894688), (3, 85929792), (4, 64447344), (6, 42964896), (8, 32223672), (9, 28643264), (12, 21482448), (13, 19829952), (16, 16111836), (18, 14321632), (24, 10741224), (26, 9914976), (32, 8055918), (36, 7160816), (39, 6609984), (48, 5370612), (52, 4957488), (64, 4027959), (72, 3580408), (78, 3304992), (96, 2685306), (104, 2478744), (117, 2203328), (144, 1790204), (156, 1652496), (173, 1490112), (192, 1342653), (199, 1295424), (208, 1239372), (234, 1101664), (288, 895102), (312, 826248), (346, 745056), (398, 647712), (416, 619686), (468, 550832), (519, 496704), (576, 447551), (597, 431808), (624, 413124), (692, 372528), (796, 323856), (832, 309843), (936, 275416), (1038, 248352), (1194, 215904), (1248, 206562), (1384, 186264), (1557, 165568), (1592, 161928), (1791, 143936), (1872, 137708), (2076, 124176), (2249, 114624), (2388, 107952), (2496, 103281), (2587, 99648), (2768, 93132), (3114, 82784), (3184, 80964), (3582, 71968), (3744, 68854), (4152, 62088), (4498, 57312), (4776, 53976), (5174, 49824), (5536, 46566), (6228, 41392), (6368, 40482), (6747, 38208), (7164, 35984), (7488, 34427), (7761, 33216), (8304, 31044), (8996, 28656), (9552, 26988), (10348, 24912), (11072, 23283), (12456, 20696), (12736, 20241), (13494, 19104), (14328, 17992), (15522, 16608)]