189285040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:579

約数の個数: 120

約数和(自身を含む): 517801680

約数和(自身を除く): 328516640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 109, 112, 140, 196, 218, 245, 280, 392, 436, 443, 490, 545, 560, 763, 784, 872, 886, 980, 1090, 1526, 1744, 1772, 1960, 2180, 2215, 3052, 3101, 3544, 3815, 3920, 4360, 4430, 5341, 6104, 6202, 7088, 7630, 8720, 8860, 10682, 12208, 12404, 15260, 15505, 17720, 21364, 21707, 24808, 26705, 30520, 31010, 35440, 42728, 43414, 48287, 49616, 53410, 61040, 62020, 85456, 86828, 96574, 106820, 108535, 124040, 173656, 193148, 213640, 217070, 241435, 248080, 338009, 347312, 386296, 427280, 434140, 482870, 676018, 772592, 868280, 965740, 1352036, 1690045, 1736560, 1931480, 2366063, 2704072, 3380090, 3862960, 4732126, 5408144, 6760180, 9464252, 11830315, 13520360, 18928504, 23660630, 27040720, 37857008, 47321260, 94642520, 189285040]

約数ペア:

[(1, 189285040), (2, 94642520), (4, 47321260), (5, 37857008), (7, 27040720), (8, 23660630), (10, 18928504), (14, 13520360), (16, 11830315), (20, 9464252), (28, 6760180), (35, 5408144), (40, 4732126), (49, 3862960), (56, 3380090), (70, 2704072), (80, 2366063), (98, 1931480), (109, 1736560), (112, 1690045), (140, 1352036), (196, 965740), (218, 868280), (245, 772592), (280, 676018), (392, 482870), (436, 434140), (443, 427280), (490, 386296), (545, 347312), (560, 338009), (763, 248080), (784, 241435), (872, 217070), (886, 213640), (980, 193148), (1090, 173656), (1526, 124040), (1744, 108535), (1772, 106820), (1960, 96574), (2180, 86828), (2215, 85456), (3052, 62020), (3101, 61040), (3544, 53410), (3815, 49616), (3920, 48287), (4360, 43414), (4430, 42728), (5341, 35440), (6104, 31010), (6202, 30520), (7088, 26705), (7630, 24808), (8720, 21707), (8860, 21364), (10682, 17720), (12208, 15505), (12404, 15260)]