128999040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{67187}}^1$

素因数の和:67209

約数の個数: 64

約数和(自身を含む): 411190560

約数和(自身を除く): 282191520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 67187, 134374, 201561, 268748, 335935, 403122, 537496, 671870, 806244, 1007805, 1074992, 1343740, 1612488, 2015610, 2149984, 2687480, 3224976, 4031220, 4299968, 5374960, 6449952, 8062440, 8599936, 10749920, 12899904, 16124880, 21499840, 25799808, 32249760, 42999680, 64499520, 128999040]

約数ペア:

[(1, 128999040), (2, 64499520), (3, 42999680), (4, 32249760), (5, 25799808), (6, 21499840), (8, 16124880), (10, 12899904), (12, 10749920), (15, 8599936), (16, 8062440), (20, 6449952), (24, 5374960), (30, 4299968), (32, 4031220), (40, 3224976), (48, 2687480), (60, 2149984), (64, 2015610), (80, 1612488), (96, 1343740), (120, 1074992), (128, 1007805), (160, 806244), (192, 671870), (240, 537496), (320, 403122), (384, 335935), (480, 268748), (640, 201561), (960, 134374), (1920, 67187)]