129618180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{720101}}^1$

素因数の和:720116

約数の個数: 36

約数和(自身を含む): 393175692

約数和(自身を除く): 263557512

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 720101, 1440202, 2160303, 2880404, 3600505, 4320606, 6480909, 7201010, 8641212, 10801515, 12961818, 14402020, 21603030, 25923636, 32404545, 43206060, 64809090, 129618180]

約数ペア:

[(1, 129618180), (2, 64809090), (3, 43206060), (4, 32404545), (5, 25923636), (6, 21603030), (9, 14402020), (10, 12961818), (12, 10801515), (15, 8641212), (18, 7201010), (20, 6480909), (30, 4320606), (36, 3600505), (45, 2880404), (60, 2160303), (90, 1440202), (180, 720101)]