80478180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{447101}}^1$

素因数の和:447116

約数の個数: 36

約数和(自身を含む): 244117692

約数和(自身を除く): 163639512

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 447101, 894202, 1341303, 1788404, 2235505, 2682606, 4023909, 4471010, 5365212, 6706515, 8047818, 8942020, 13413030, 16095636, 20119545, 26826060, 40239090, 80478180]

約数ペア:

[(1, 80478180), (2, 40239090), (3, 26826060), (4, 20119545), (5, 16095636), (6, 13413030), (9, 8942020), (10, 8047818), (12, 6706515), (15, 5365212), (18, 4471010), (20, 4023909), (30, 2682606), (36, 2235505), (45, 1788404), (60, 1341303), (90, 894202), (180, 447101)]