Generar Factorial

using System;
using System.Collections.Generic;
namespace Factorial
{
class MainClass
{
public static void Main(string[] args)
{
int num=0, limit=10;
for(Int16 i=1; i<=limit; i++)
{
Console.Write("ingrese un valor:");
num=Convert.ToInt16(Console.ReadLine());
int fact=GenerarFactorial(num);
Console.WriteLine("Factorial={0}",fact);
}
Console.ReadKey();
}
public static int GenerarFactorial(int p)
{
int f=1,m=1;
while(m<=p)
{
f=f*m;
m++;
}
return f;
}
}
//fin class
}