123142860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{684127}}^1$

素因数の和:684142

約数の個数: 36

約数和(自身を含む): 373533888

約数和(自身を除く): 250391028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 684127, 1368254, 2052381, 2736508, 3420635, 4104762, 6157143, 6841270, 8209524, 10261905, 12314286, 13682540, 20523810, 24628572, 30785715, 41047620, 61571430, 123142860]

約数ペア:

[(1, 123142860), (2, 61571430), (3, 41047620), (4, 30785715), (5, 24628572), (6, 20523810), (9, 13682540), (10, 12314286), (12, 10261905), (15, 8209524), (18, 6841270), (20, 6157143), (30, 4104762), (36, 3420635), (45, 2736508), (60, 2052381), (90, 1368254), (180, 684127)]