81183240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225509}}^1$

素因数の和:225526

約数の個数: 48

約数和(自身を含む): 263846700

約数和(自身を除く): 182663460

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, 225509, 451018, 676527, 902036, 1127545, 1353054, 1804072, 2029581, 2255090, 2706108, 3382635, 4059162, 4510180, 5412216, 6765270, 8118324, 9020360, 10147905, 13530540, 16236648, 20295810, 27061080, 40591620, 81183240]

約数ペア:

[(1, 81183240), (2, 40591620), (3, 27061080), (4, 20295810), (5, 16236648), (6, 13530540), (8, 10147905), (9, 9020360), (10, 8118324), (12, 6765270), (15, 5412216), (18, 4510180), (20, 4059162), (24, 3382635), (30, 2706108), (36, 2255090), (40, 2029581), (45, 1804072), (60, 1353054), (72, 1127545), (90, 902036), (120, 676527), (180, 451018), (360, 225509)]