According to the Boeing website, the 747-400F has a maximum takeoff weight of 875,000 lbs., an typical operating empty weight of 365,530 lbs., and 284870 lbs. payload. These work out to 396,900, 165,800 and 129,210 kg respectively.
So, for cargo weight it can carry 284870 lbs or 129210 kg, in a total freight volume of 27467 cubic feet or 777.8 cubic meters.
For all the 747-400F info, see the following URL: