314440640

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4657}}^1$

素因数の和:4885

約数の個数: 56

約数和(自身を含む): 752471952

約数和(自身を除く): 438031312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1688, 2110, 3376, 4220, 4657, 6752, 8440, 9314, 13504, 16880, 18628, 23285, 33760, 37256, 46570, 67520, 74512, 93140, 149024, 186280, 298048, 372560, 745120, 982627, 1490240, 1965254, 3930508, 4913135, 7861016, 9826270, 15722032, 19652540, 31444064, 39305080, 62888128, 78610160, 157220320, 314440640]

約数ペア:

[(1, 314440640), (2, 157220320), (4, 78610160), (5, 62888128), (8, 39305080), (10, 31444064), (16, 19652540), (20, 15722032), (32, 9826270), (40, 7861016), (64, 4913135), (80, 3930508), (160, 1965254), (211, 1490240), (320, 982627), (422, 745120), (844, 372560), (1055, 298048), (1688, 186280), (2110, 149024), (3376, 93140), (4220, 74512), (4657, 67520), (6752, 46570), (8440, 37256), (9314, 33760), (13504, 23285), (16880, 18628)]