81096720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{337903}}^1$

素因数の和:337919

約数の個数: 40

約数和(自身を含む): 251400576

約数和(自身を除く): 170303856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 337903, 675806, 1013709, 1351612, 1689515, 2027418, 2703224, 3379030, 4054836, 5068545, 5406448, 6758060, 8109672, 10137090, 13516120, 16219344, 20274180, 27032240, 40548360, 81096720]

約数ペア:

[(1, 81096720), (2, 40548360), (3, 27032240), (4, 20274180), (5, 16219344), (6, 13516120), (8, 10137090), (10, 8109672), (12, 6758060), (15, 5406448), (16, 5068545), (20, 4054836), (24, 3379030), (30, 2703224), (40, 2027418), (48, 1689515), (60, 1351612), (80, 1013709), (120, 675806), (240, 337903)]