123957720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{344327}}^1$

素因数の和:344344

約数の個数: 48

約数和(自身を含む): 402863760

約数和(自身を除く): 278906040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 344327, 688654, 1032981, 1377308, 1721635, 2065962, 2754616, 3098943, 3443270, 4131924, 5164905, 6197886, 6886540, 8263848, 10329810, 12395772, 13773080, 15494715, 20659620, 24791544, 30989430, 41319240, 61978860, 123957720]

約数ペア:

[(1, 123957720), (2, 61978860), (3, 41319240), (4, 30989430), (5, 24791544), (6, 20659620), (8, 15494715), (9, 13773080), (10, 12395772), (12, 10329810), (15, 8263848), (18, 6886540), (20, 6197886), (24, 5164905), (30, 4131924), (36, 3443270), (40, 3098943), (45, 2754616), (60, 2065962), (72, 1721635), (90, 1377308), (120, 1032981), (180, 688654), (360, 344327)]