I.11.28 Triple integrals

condition: Calculate the triple integral \( \iiint_{V} f(x, y, z) d x d y d z \) of the function \( f(x, y, z) \) over the domain \( V \) : \( f(x, y, z)=x^{3} y^{2} z \) \( V: x=1, \quad y=0, y=x, \quad z=0, \quad z=x y \).