If LCM(a,b)=60\text{LCM}(a, b) = 60LCM(a,b)=60 and GCD(a,b)=3\text{GCD}(a, b) = 3GCD(a,b)=3, what is the product a⋅ba \cdot ba⋅b?
202020
636363
180180180
360360360