PAC 10, by far
USC---109 in all sports....
Arkansas has won 6 in the sec but in there old conference they won 4 wich brings a total of 10 conference titles.
4 total:1 NBA championship and 3 conference titles
12 total (4 in men's basketball).
#1 Michigan - 11 NC titles, 40+ Conference titles 1947 Michigan team considered one of the greatest of all time. #2 Notre Dame - 11 NC Titles No Conference 7 Heisman winners 1947 Notre dame team considered one of the greatest teams of all time. #3 USC - 11 NC Titles 35+ Conference titles, 7 Heisman winners #4 Ohio State - 7 NC Titles, 35 Conference Titles, 7 Heisman winners, 36 total award winners, 178 All Americans. #5 Oklahoma - 10 NC Titles, 3 Heisman winners 26 total award winners. #6 Alabama - 12 NC Titles.
The NFC (National Football Conference) has won the most Super Bowls with 23 in total.
The SEC has a total of 6. Four more than any other conference.
Texas A&M has 17 team National Championships while also winning 62 individual National Championships for a combined total of 79. A&M has also won a total of 159 team conference and tournament championships.
According to NationalChamps.net All time data base the answer would be the Big 10 with 7 teams, and second the SEC with 6.Big 10: Illinois 4 titles, Iowa 1 title, Michigan 10 titles, Michigan State 2 titles, Ohio State 5 titles, Penn State 4, and Minnesota with 6 titles for a total of 42 National Championship's in football.SEC: Alabama 12 titles, Auburn 2 titles, Florida 4 titles, Georgia 1 title, LSU 4, and Tennessee 2 for a total of 25 National Chairmanship's.Sorry SEC fans our current dominance is a recent event.By the way SEC does hold the record for the most National Championships in a row at 5. Michigan won the national title 4 years in a row. 1901-1904
UVA has won a total of 16 national championships in team sports. 6 of them were in soccer.