The Wolverines (13-3, 3-1 Big Ten) have won eight of nine games, a stretch started by handing No. 2 Duke its only loss.
The Hawkeyes (11-6, 1-3) didn't have a double-digit scorer until Matt Gatens made a 3-point shot with 2 minutes left. Iowa lost for the fourth time in six games, dating to a 17-point loss to Drake.
Michigan was in control from the start, scoring the first two baskets en route to a 15-4 lead. The Wolverines led 32-16 at halftime and didn't have any trouble keeping its big lead.