81535680

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{9437}}^1$

素因数の和:9463

約数の個数: 112

約数和(自身を含む): 287670240

約数和(自身を除く): 206134560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 9437, 18874, 28311, 37748, 47185, 56622, 75496, 84933, 94370, 113244, 141555, 150992, 169866, 188740, 226488, 254799, 283110, 301984, 339732, 377480, 424665, 452976, 509598, 566220, 603968, 679464, 754960, 849330, 905952, 1019196, 1132440, 1273995, 1358928, 1509920, 1698660, 1811904, 2038392, 2264880, 2547990, 2717856, 3019840, 3397320, 4076784, 4529760, 5095980, 5435712, 6794640, 8153568, 9059520, 10191960, 13589280, 16307136, 20383920, 27178560, 40767840, 81535680]

約数ペア:

[(1, 81535680), (2, 40767840), (3, 27178560), (4, 20383920), (5, 16307136), (6, 13589280), (8, 10191960), (9, 9059520), (10, 8153568), (12, 6794640), (15, 5435712), (16, 5095980), (18, 4529760), (20, 4076784), (24, 3397320), (27, 3019840), (30, 2717856), (32, 2547990), (36, 2264880), (40, 2038392), (45, 1811904), (48, 1698660), (54, 1509920), (60, 1358928), (64, 1273995), (72, 1132440), (80, 1019196), (90, 905952), (96, 849330), (108, 754960), (120, 679464), (135, 603968), (144, 566220), (160, 509598), (180, 452976), (192, 424665), (216, 377480), (240, 339732), (270, 301984), (288, 283110), (320, 254799), (360, 226488), (432, 188740), (480, 169866), (540, 150992), (576, 141555), (720, 113244), (864, 94370), (960, 84933), (1080, 75496), (1440, 56622), (1728, 47185), (2160, 37748), (2880, 28311), (4320, 18874), (8640, 9437)]