12810780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71171}}^1$

素因数の和:71186

約数の個数: 36

約数和(自身を含む): 38859912

約数和(自身を除く): 26049132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 71171, 142342, 213513, 284684, 355855, 427026, 640539, 711710, 854052, 1067565, 1281078, 1423420, 2135130, 2562156, 3202695, 4270260, 6405390, 12810780]

約数ペア:

[(1, 12810780), (2, 6405390), (3, 4270260), (4, 3202695), (5, 2562156), (6, 2135130), (9, 1423420), (10, 1281078), (12, 1067565), (15, 854052), (18, 711710), (20, 640539), (30, 427026), (36, 355855), (45, 284684), (60, 213513), (90, 142342), (180, 71171)]