104400

Appears in sequences

• Let a,b,c,...k be all divisors of n; a(n) = (a+1)*(b+1)*...*(k+1).at n=27A020696
• Numbers containing squares of Pythagorean triples in their divisor set.at n=28A096472
• Ordered (2,2)-selections from the multiset {1,1,2,2,3,3,...,n,n}.at n=25A188667
• Numbers with prime factorization pq^2r^2s^4.at n=14A190319
• Expansion of e.g.f. 1/(1 - x)^log(1 - x).at n=9A308346
• a(n) is the smallest number m such that gcd(tau(m), sigma(m), pod(m)) = n where tau(k) is the number of divisors of k (A000005), sigma(k) is the sum of divisors of k (A000203) and pod(k) is the product of divisors of k (A007955).at n=29A337325
• Numbers that are both exponential and nonexponential abundant numbers.at n=36A348627
• a(n) is the smallest number m with exactly n divisors whose first digit equals the first digit of m.at n=26A357300
• Coreful triperfect numbers: numbers k such that csigma(k) = 3*k, where csigma(k) is the sum of the coreful divisors of k (A057723).at n=8A364990
• Exponential abundant numbers that are not exponential unitary abundant.at n=14A391085
• Exponential Zumkeller numbers that are not exponential unitary Zumkeller numbers.at n=16A391090