1219120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{311}}^1$

素因数の和:338

約数の個数: 60

約数和(自身を含む): 3307824

約数和(自身を除く): 2088704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 311, 392, 490, 560, 622, 784, 980, 1244, 1555, 1960, 2177, 2488, 3110, 3920, 4354, 4976, 6220, 8708, 10885, 12440, 15239, 17416, 21770, 24880, 30478, 34832, 43540, 60956, 76195, 87080, 121912, 152390, 174160, 243824, 304780, 609560, 1219120]

約数ペア:

[(1, 1219120), (2, 609560), (4, 304780), (5, 243824), (7, 174160), (8, 152390), (10, 121912), (14, 87080), (16, 76195), (20, 60956), (28, 43540), (35, 34832), (40, 30478), (49, 24880), (56, 21770), (70, 17416), (80, 15239), (98, 12440), (112, 10885), (140, 8708), (196, 6220), (245, 4976), (280, 4354), (311, 3920), (392, 3110), (490, 2488), (560, 2177), (622, 1960), (784, 1555), (980, 1244)]