81181080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225503}}^1$

素因数の和:225520

約数の個数: 48

約数和(自身を含む): 263839680

約数和(自身を除く): 182658600

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, 225503, 451006, 676509, 902012, 1127515, 1353018, 1804024, 2029527, 2255030, 2706036, 3382545, 4059054, 4510060, 5412072, 6765090, 8118108, 9020120, 10147635, 13530180, 16236216, 20295270, 27060360, 40590540, 81181080]

約数ペア:

[(1, 81181080), (2, 40590540), (3, 27060360), (4, 20295270), (5, 16236216), (6, 13530180), (8, 10147635), (9, 9020120), (10, 8118108), (12, 6765090), (15, 5412072), (18, 4510060), (20, 4059054), (24, 3382545), (30, 2706036), (36, 2255030), (40, 2029527), (45, 1804024), (60, 1353018), (72, 1127515), (90, 902012), (120, 676509), (180, 451006), (360, 225503)]