119740040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{857}}^1$

素因数の和:1374

約数の個数: 64

約数和(自身を含む): 308880000

約数和(自身を除く): 189139960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 499, 857, 998, 1714, 1996, 2495, 3428, 3493, 3992, 4285, 4990, 5999, 6856, 6986, 8570, 9980, 11998, 13972, 17140, 17465, 19960, 23996, 27944, 29995, 34280, 34930, 47992, 59990, 69860, 119980, 139720, 239960, 427643, 855286, 1710572, 2138215, 2993501, 3421144, 4276430, 5987002, 8552860, 11974004, 14967505, 17105720, 23948008, 29935010, 59870020, 119740040]

約数ペア:

[(1, 119740040), (2, 59870020), (4, 29935010), (5, 23948008), (7, 17105720), (8, 14967505), (10, 11974004), (14, 8552860), (20, 5987002), (28, 4276430), (35, 3421144), (40, 2993501), (56, 2138215), (70, 1710572), (140, 855286), (280, 427643), (499, 239960), (857, 139720), (998, 119980), (1714, 69860), (1996, 59990), (2495, 47992), (3428, 34930), (3493, 34280), (3992, 29995), (4285, 27944), (4990, 23996), (5999, 19960), (6856, 17465), (6986, 17140), (8570, 13972), (9980, 11998)]