Numbers k with record values of the ratio d(k)/id(k) between the number of divisors and the number of infinitary divisors.
A335832
Numbers k with record values of the ratio d(k)/id(k) between the number of divisors and the number of infinitary divisors.
Terms
- a(0) =1a(1) =4a(2) =16a(3) =144a(4) =256a(5) =1296a(6) =2304a(7) =20736a(8) =518400a(9) =1679616a(10) =5308416a(11) =12960000a(12) =41990400a(13) =132710400a(14) =429981696a(15) =635040000a(16) =1049760000a(17) =3317760000a(18) =10749542400a(19) =31116960000a(20) =51438240000a(21) =162570240000a(22) =268738560000
External references
- oeis: A335832