347276720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{88591}}^1$

素因数の和:88618

約数の個数: 60

約数和(自身を含む): 939252384

約数和(自身を除く): 591975664

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, 392, 490, 560, 784, 980, 1960, 3920, 88591, 177182, 354364, 442955, 620137, 708728, 885910, 1240274, 1417456, 1771820, 2480548, 3100685, 3543640, 4340959, 4961096, 6201370, 7087280, 8681918, 9922192, 12402740, 17363836, 21704795, 24805480, 34727672, 43409590, 49610960, 69455344, 86819180, 173638360, 347276720]

約数ペア:

[(1, 347276720), (2, 173638360), (4, 86819180), (5, 69455344), (7, 49610960), (8, 43409590), (10, 34727672), (14, 24805480), (16, 21704795), (20, 17363836), (28, 12402740), (35, 9922192), (40, 8681918), (49, 7087280), (56, 6201370), (70, 4961096), (80, 4340959), (98, 3543640), (112, 3100685), (140, 2480548), (196, 1771820), (245, 1417456), (280, 1240274), (392, 885910), (490, 708728), (560, 620137), (784, 442955), (980, 354364), (1960, 177182), (3920, 88591)]