There are an infinite number of highly composite numbers, and the first few are 1, 2, 4, 6, 12, 24, 36, 48, 60, 120, 180, 240, 360, 720, 840, 1260, 1680, 2520, 5040, ... (OEIS A002182). The corresponding numbers of divisors are 1, 2, 3, 4, 6, 8, 9, 10, 12, 16, 18, 20, 24, 30, 32, ... (OEIS A002183).
Clackamas County Population 2018 Clackamas County's estimated population is 408,062 with a growth rate of 1.72% in the past year according to the most recent United States census data. Clackamas County is the 3rd largest county in Oregon.
Clackamas County had 136,954 Housing Units <2> at the time of the 2000 Census. The 2000 Census shows that Clackamas County has a total area <3> of 1,879 square miles [4,866 kmÂ²]. Of this total, only a minor amount of that area is covered by water (10.83 square miles [28.06 kmÂ²]).