122498560

素因数分解:

$2^9\times 5^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:571

約数の個数: 80

約数和(自身を含む): 297079200

約数和(自身を除く): 174580640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 320, 436, 439, 512, 545, 640, 872, 878, 1090, 1280, 1744, 1756, 2180, 2195, 2560, 3488, 3512, 4360, 4390, 6976, 7024, 8720, 8780, 13952, 14048, 17440, 17560, 27904, 28096, 34880, 35120, 47851, 55808, 56192, 69760, 70240, 95702, 112384, 139520, 140480, 191404, 224768, 239255, 279040, 280960, 382808, 478510, 561920, 765616, 957020, 1123840, 1531232, 1914040, 3062464, 3828080, 6124928, 7656160, 12249856, 15312320, 24499712, 30624640, 61249280, 122498560]

約数ペア:

[(1, 122498560), (2, 61249280), (4, 30624640), (5, 24499712), (8, 15312320), (10, 12249856), (16, 7656160), (20, 6124928), (32, 3828080), (40, 3062464), (64, 1914040), (80, 1531232), (109, 1123840), (128, 957020), (160, 765616), (218, 561920), (256, 478510), (320, 382808), (436, 280960), (439, 279040), (512, 239255), (545, 224768), (640, 191404), (872, 140480), (878, 139520), (1090, 112384), (1280, 95702), (1744, 70240), (1756, 69760), (2180, 56192), (2195, 55808), (2560, 47851), (3488, 35120), (3512, 34880), (4360, 28096), (4390, 27904), (6976, 17560), (7024, 17440), (8720, 14048), (8780, 13952)]