If textgcd(a,b)=63\\text{gcd}(a,b)=63textgcd(a,b)=63 and textlcm(a,b)=630\\text{lcm}(a,b)=630textlcm(a,b)=630, what is atimesba \\times batimesb?
693693693
396903969039690
396939693969
630630630