Highly factorable numbers: numbers with a record number of proper factorizations.

Terms

a(0) =1a(1) =4a(2) =8a(3) =12a(4) =16a(5) =24a(6) =36a(7) =48a(8) =72a(9) =96a(10) =120a(11) =144a(12) =192a(13) =216a(14) =240a(15) =288a(16) =360a(17) =432a(18) =480a(19) =576a(20) =720a(21) =960a(22) =1080a(23) =1152a(24) =1440a(25) =2160a(26) =2880a(27) =4320a(28) =5040a(29) =5760