$$24\times 26\times 28\times 30\times 32=\left(24\times 26\times 28\times 30\right)\times \left(2\times 2\times 2\times 2\right)\times \underline{2}$$. 
$$24\times 26\times 28\times 30\times 32=48\times 52\times 56\times 60\times $$． 
Options:
(1) $$2$$ 
(2) $$4$$ 
(3) $$16$$ 
(4) $$64$$ 