213719800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{152657}}^1$

素因数の和:152680

約数の個数: 48

約数和(自身を含む): 567887760

約数和(自身を除く): 354167960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 152657, 305314, 610628, 763285, 1068599, 1221256, 1526570, 2137198, 3053140, 3816425, 4274396, 5342995, 6106280, 7632850, 8548792, 10685990, 15265700, 21371980, 26714975, 30531400, 42743960, 53429950, 106859900, 213719800]

約数ペア:

[(1, 213719800), (2, 106859900), (4, 53429950), (5, 42743960), (7, 30531400), (8, 26714975), (10, 21371980), (14, 15265700), (20, 10685990), (25, 8548792), (28, 7632850), (35, 6106280), (40, 5342995), (50, 4274396), (56, 3816425), (70, 3053140), (100, 2137198), (140, 1526570), (175, 1221256), (200, 1068599), (280, 763285), (350, 610628), (700, 305314), (1400, 152657)]