128894688

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 144

約数和(自身を含む): 399016800

約数和(自身を除く): 270122112

約数列:

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

約数ペア:

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