861697920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{448801}}^1$

素因数の和:448823

約数の個数: 64

約数和(自身を含む): 2746668240

約数和(自身を除く): 1884970320

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, 448801, 897602, 1346403, 1795204, 2244005, 2692806, 3590408, 4488010, 5385612, 6732015, 7180816, 8976020, 10771224, 13464030, 14361632, 17952040, 21542448, 26928060, 28723264, 35904080, 43084896, 53856120, 57446528, 71808160, 86169792, 107712240, 143616320, 172339584, 215424480, 287232640, 430848960, 861697920]

約数ペア:

[(1, 861697920), (2, 430848960), (3, 287232640), (4, 215424480), (5, 172339584), (6, 143616320), (8, 107712240), (10, 86169792), (12, 71808160), (15, 57446528), (16, 53856120), (20, 43084896), (24, 35904080), (30, 28723264), (32, 26928060), (40, 21542448), (48, 17952040), (60, 14361632), (64, 13464030), (80, 10771224), (96, 8976020), (120, 7180816), (128, 6732015), (160, 5385612), (192, 4488010), (240, 3590408), (320, 2692806), (384, 2244005), (480, 1795204), (640, 1346403), (960, 897602), (1920, 448801)]