21788160

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{2837}}^1$

素因数の和:2863

約数の個数: 80

約数和(自身を含む): 69678576

約数和(自身を除く): 47890416

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, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 2837, 3840, 5674, 7680, 8511, 11348, 14185, 17022, 22696, 28370, 34044, 42555, 45392, 56740, 68088, 85110, 90784, 113480, 136176, 170220, 181568, 226960, 272352, 340440, 363136, 453920, 544704, 680880, 726272, 907840, 1089408, 1361760, 1452544, 1815680, 2178816, 2723520, 3631360, 4357632, 5447040, 7262720, 10894080, 21788160]

約数ペア:

[(1, 21788160), (2, 10894080), (3, 7262720), (4, 5447040), (5, 4357632), (6, 3631360), (8, 2723520), (10, 2178816), (12, 1815680), (15, 1452544), (16, 1361760), (20, 1089408), (24, 907840), (30, 726272), (32, 680880), (40, 544704), (48, 453920), (60, 363136), (64, 340440), (80, 272352), (96, 226960), (120, 181568), (128, 170220), (160, 136176), (192, 113480), (240, 90784), (256, 85110), (320, 68088), (384, 56740), (480, 45392), (512, 42555), (640, 34044), (768, 28370), (960, 22696), (1280, 17022), (1536, 14185), (1920, 11348), (2560, 8511), (2837, 7680), (3840, 5674)]