317717120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{70919}}^1$

素因数の和:70945

約数の個数: 64

約数和(自身を含む): 868060800

約数和(自身を除く): 550343680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 70919, 141838, 283676, 354595, 496433, 567352, 709190, 992866, 1134704, 1418380, 1985732, 2269408, 2482165, 2836760, 3971464, 4538816, 4964330, 5673520, 7942928, 9077632, 9928660, 11347040, 15885856, 19857320, 22694080, 31771712, 39714640, 45388160, 63543424, 79429280, 158858560, 317717120]

約数ペア:

[(1, 317717120), (2, 158858560), (4, 79429280), (5, 63543424), (7, 45388160), (8, 39714640), (10, 31771712), (14, 22694080), (16, 19857320), (20, 15885856), (28, 11347040), (32, 9928660), (35, 9077632), (40, 7942928), (56, 5673520), (64, 4964330), (70, 4538816), (80, 3971464), (112, 2836760), (128, 2482165), (140, 2269408), (160, 1985732), (224, 1418380), (280, 1134704), (320, 992866), (448, 709190), (560, 567352), (640, 496433), (896, 354595), (1120, 283676), (2240, 141838), (4480, 70919)]