Numbers with 40 divisors.

Terms

a(0) =1680a(1) =2160a(2) =2640a(3) =3024a(4) =3120a(5) =3240a(6) =3696a(7) =4080a(8) =4368a(9) =4536a(10) =4560a(11) =4752a(12) =5520a(13) =5616a(14) =5670a(15) =5712a(16) =6000a(17) =6160a(18) =6384a(19) =6864a(20) =6960a(21) =7128a(22) =7280a(23) =7344a(24) =7440a(25) =7680a(26) =7728a(27) =8208a(28) =8424a(29) =8880