Has an AFL game ever ended 147-39?
Exactly once. On August 31, 2008, St Kilda beat Essendon 147-39, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 147-39 in league history.
That makes 147-39 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 148-39 has happened never and 147-40 has happened never.