Number of divisors of n!.

Terms

a(0) =1a(1) =1a(2) =2a(3) =4a(4) =8a(5) =16a(6) =30a(7) =60a(8) =96a(9) =160a(10) =270a(11) =540a(12) =792a(13) =1584a(14) =2592a(15) =4032a(16) =5376a(17) =10752a(18) =14688a(19) =29376a(20) =41040a(21) =60800a(22) =96000a(23) =192000a(24) =242880a(25) =340032a(26) =532224a(27) =677376a(28) =917280a(29) =1834560