242! = 237247210178623723703426334892958125059854373538060844813080307628770480085577974436018772759216742553963081960919635893998780435259246134547881589622620340072453148700826284168688557330915141203869262518766461469500859307795985863510728745569813658376580246332477245306547596895933639183197194036647794011478918338745708588469364573875187793821870649157970481220900578387759868682970073562573845836078777030011781120000000000000000000000000000000000000000000000000000000000
* 474 桁