247661760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{257981}}^1$

素因数の和:258001

約数の個数: 56

約数和(自身を含む): 786329136

約数和(自身を除く): 538667376

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, 160, 192, 240, 320, 480, 960, 257981, 515962, 773943, 1031924, 1289905, 1547886, 2063848, 2579810, 3095772, 3869715, 4127696, 5159620, 6191544, 7739430, 8255392, 10319240, 12383088, 15478860, 16510784, 20638480, 24766176, 30957720, 41276960, 49532352, 61915440, 82553920, 123830880, 247661760]

約数ペア:

[(1, 247661760), (2, 123830880), (3, 82553920), (4, 61915440), (5, 49532352), (6, 41276960), (8, 30957720), (10, 24766176), (12, 20638480), (15, 16510784), (16, 15478860), (20, 12383088), (24, 10319240), (30, 8255392), (32, 7739430), (40, 6191544), (48, 5159620), (60, 4127696), (64, 3869715), (80, 3095772), (96, 2579810), (120, 2063848), (160, 1547886), (192, 1289905), (240, 1031924), (320, 773943), (480, 515962), (960, 257981)]