186921180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2539}}^1$

素因数の和:2963

約数の個数: 72

約数和(自身を含む): 568604400

約数和(自身を除く): 381683220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 1227, 1636, 2045, 2454, 2539, 3681, 4090, 4908, 5078, 6135, 7362, 7617, 8180, 10156, 12270, 12695, 14724, 15234, 18405, 22851, 24540, 25390, 30468, 36810, 38085, 45702, 50780, 73620, 76170, 91404, 114255, 152340, 228510, 457020, 1038451, 2076902, 3115353, 4153804, 5192255, 6230706, 9346059, 10384510, 12461412, 15576765, 18692118, 20769020, 31153530, 37384236, 46730295, 62307060, 93460590, 186921180]

約数ペア:

[(1, 186921180), (2, 93460590), (3, 62307060), (4, 46730295), (5, 37384236), (6, 31153530), (9, 20769020), (10, 18692118), (12, 15576765), (15, 12461412), (18, 10384510), (20, 9346059), (30, 6230706), (36, 5192255), (45, 4153804), (60, 3115353), (90, 2076902), (180, 1038451), (409, 457020), (818, 228510), (1227, 152340), (1636, 114255), (2045, 91404), (2454, 76170), (2539, 73620), (3681, 50780), (4090, 45702), (4908, 38085), (5078, 36810), (6135, 30468), (7362, 25390), (7617, 24540), (8180, 22851), (10156, 18405), (12270, 15234), (12695, 14724)]