Plus, as your map assumes that all of the largest population centers are able to vote unanimously against the rest of the country, which also theoretically votes unanimously for someone else, here's another, equally likely scenario:
Let's suppose a candidate wins all of the smallest states by exactly one vote, and gets absolutely walloped in the rest of the states:
Here's the vote totals for this scenario
Green - 33,757861 (26.15%) 282 EVYellow - 95,327,542 (73.85%) 256 EVGreen wins despite losing the popular vote by 48 points - roughly Mitt Romney's margin in Utah.