15312320

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:565

約数の個数: 56

約数和(自身を含む): 36880800

約数和(自身を除く): 21568480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 439, 545, 872, 878, 1090, 1744, 1756, 2180, 2195, 3488, 3512, 4360, 4390, 6976, 7024, 8720, 8780, 14048, 17440, 17560, 28096, 34880, 35120, 47851, 70240, 95702, 140480, 191404, 239255, 382808, 478510, 765616, 957020, 1531232, 1914040, 3062464, 3828080, 7656160, 15312320]

約数ペア:

[(1, 15312320), (2, 7656160), (4, 3828080), (5, 3062464), (8, 1914040), (10, 1531232), (16, 957020), (20, 765616), (32, 478510), (40, 382808), (64, 239255), (80, 191404), (109, 140480), (160, 95702), (218, 70240), (320, 47851), (436, 35120), (439, 34880), (545, 28096), (872, 17560), (878, 17440), (1090, 14048), (1744, 8780), (1756, 8720), (2180, 7024), (2195, 6976), (3488, 4390), (3512, 4360)]