123210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^2$

素因数の和:87

約数の個数: 36

約数和(自身を含む): 329238

約数和(自身を除く): 206028

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1369, 1665, 2738, 3330, 4107, 6845, 8214, 12321, 13690, 20535, 24642, 41070, 61605, 123210]

約数ペア:

[(1, 123210), (2, 61605), (3, 41070), (5, 24642), (6, 20535), (9, 13690), (10, 12321), (15, 8214), (18, 6845), (30, 4107), (37, 3330), (45, 2738), (74, 1665), (90, 1369), (111, 1110), (185, 666), (222, 555), (333, 370)]