211946560

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{1931}}^1$

素因数の和:1969

約数の個数: 112

約数和(自身を含む): 588873600

約数和(自身を除く): 376927040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1931, 1960, 2240, 2744, 3136, 3430, 3862, 3920, 5488, 6860, 7724, 7840, 9655, 10976, 13517, 13720, 15448, 15680, 19310, 21952, 27034, 27440, 30896, 38620, 54068, 54880, 61792, 67585, 77240, 94619, 108136, 109760, 123584, 135170, 154480, 189238, 216272, 270340, 308960, 378476, 432544, 473095, 540680, 617920, 662333, 756952, 865088, 946190, 1081360, 1324666, 1513904, 1892380, 2162720, 2649332, 3027808, 3311665, 3784760, 4325440, 5298664, 6055616, 6623330, 7569520, 10597328, 13246660, 15139040, 21194656, 26493320, 30278080, 42389312, 52986640, 105973280, 211946560]

約数ペア:

[(1, 211946560), (2, 105973280), (4, 52986640), (5, 42389312), (7, 30278080), (8, 26493320), (10, 21194656), (14, 15139040), (16, 13246660), (20, 10597328), (28, 7569520), (32, 6623330), (35, 6055616), (40, 5298664), (49, 4325440), (56, 3784760), (64, 3311665), (70, 3027808), (80, 2649332), (98, 2162720), (112, 1892380), (140, 1513904), (160, 1324666), (196, 1081360), (224, 946190), (245, 865088), (280, 756952), (320, 662333), (343, 617920), (392, 540680), (448, 473095), (490, 432544), (560, 378476), (686, 308960), (784, 270340), (980, 216272), (1120, 189238), (1372, 154480), (1568, 135170), (1715, 123584), (1931, 109760), (1960, 108136), (2240, 94619), (2744, 77240), (3136, 67585), (3430, 61792), (3862, 54880), (3920, 54068), (5488, 38620), (6860, 30896), (7724, 27440), (7840, 27034), (9655, 21952), (10976, 19310), (13517, 15680), (13720, 15448)]