127713880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1039}}^1$

素因数の和:1496

約数の個数: 64

約数和(自身を含む): 329472000

約数和(自身を除く): 201758120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 439, 878, 1039, 1756, 2078, 2195, 3073, 3512, 4156, 4390, 5195, 6146, 7273, 8312, 8780, 10390, 12292, 14546, 15365, 17560, 20780, 24584, 29092, 30730, 36365, 41560, 58184, 61460, 72730, 122920, 145460, 290920, 456121, 912242, 1824484, 2280605, 3192847, 3648968, 4561210, 6385694, 9122420, 12771388, 15964235, 18244840, 25542776, 31928470, 63856940, 127713880]

約数ペア:

[(1, 127713880), (2, 63856940), (4, 31928470), (5, 25542776), (7, 18244840), (8, 15964235), (10, 12771388), (14, 9122420), (20, 6385694), (28, 4561210), (35, 3648968), (40, 3192847), (56, 2280605), (70, 1824484), (140, 912242), (280, 456121), (439, 290920), (878, 145460), (1039, 122920), (1756, 72730), (2078, 61460), (2195, 58184), (3073, 41560), (3512, 36365), (4156, 30730), (4390, 29092), (5195, 24584), (6146, 20780), (7273, 17560), (8312, 15365), (8780, 14546), (10390, 12292)]