Find the least common multiple of $\displaystyle{16}{x}{{y}}^{{2}}\usepackage{cmbright}\Huge\$ , $\displaystyle{24}{{x}}^{{2}}{y}\usepackage{cmbright}\Huge\$ , and $\displaystyle{32}{{x}}^{{2}}{{y}}^{{2}}\usepackage{cmbright}\Huge\$ .