2808180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{15601}}^1$

素因数の和:15616

約数の個数: 36

約数和(自身を含む): 8518692

約数和(自身を除く): 5710512

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 15601, 31202, 46803, 62404, 78005, 93606, 140409, 156010, 187212, 234015, 280818, 312020, 468030, 561636, 702045, 936060, 1404090, 2808180]

約数ペア:

[(1, 2808180), (2, 1404090), (3, 936060), (4, 702045), (5, 561636), (6, 468030), (9, 312020), (10, 280818), (12, 234015), (15, 187212), (18, 156010), (20, 140409), (30, 93606), (36, 78005), (45, 62404), (60, 46803), (90, 31202), (180, 15601)]