28767120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1789}}^1$

素因数の和:1872

約数の個数: 80

約数和(自身を含む): 90559680

約数和(自身を除く): 61792560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 120, 134, 201, 240, 268, 335, 402, 536, 670, 804, 1005, 1072, 1340, 1608, 1789, 2010, 2680, 3216, 3578, 4020, 5360, 5367, 7156, 8040, 8945, 10734, 14312, 16080, 17890, 21468, 26835, 28624, 35780, 42936, 53670, 71560, 85872, 107340, 119863, 143120, 214680, 239726, 359589, 429360, 479452, 599315, 719178, 958904, 1198630, 1438356, 1797945, 1917808, 2397260, 2876712, 3595890, 4794520, 5753424, 7191780, 9589040, 14383560, 28767120]

約数ペア:

[(1, 28767120), (2, 14383560), (3, 9589040), (4, 7191780), (5, 5753424), (6, 4794520), (8, 3595890), (10, 2876712), (12, 2397260), (15, 1917808), (16, 1797945), (20, 1438356), (24, 1198630), (30, 958904), (40, 719178), (48, 599315), (60, 479452), (67, 429360), (80, 359589), (120, 239726), (134, 214680), (201, 143120), (240, 119863), (268, 107340), (335, 85872), (402, 71560), (536, 53670), (670, 42936), (804, 35780), (1005, 28624), (1072, 26835), (1340, 21468), (1608, 17890), (1789, 16080), (2010, 14312), (2680, 10734), (3216, 8945), (3578, 8040), (4020, 7156), (5360, 5367)]