1407428960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{179519}}^1$

素因数の和:179548

約数の個数: 72

約数和(自身を含む): 3867937920

約数和(自身を除く): 2460508960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 179519, 359038, 718076, 897595, 1256633, 1436152, 1795190, 2513266, 2872304, 3590380, 5026532, 5744608, 6283165, 7180760, 8796431, 10053064, 12566330, 14361520, 17592862, 20106128, 25132660, 28723040, 35185724, 40212256, 43982155, 50265320, 70371448, 87964310, 100530640, 140742896, 175928620, 201061280, 281485792, 351857240, 703714480, 1407428960]

約数ペア:

[(1, 1407428960), (2, 703714480), (4, 351857240), (5, 281485792), (7, 201061280), (8, 175928620), (10, 140742896), (14, 100530640), (16, 87964310), (20, 70371448), (28, 50265320), (32, 43982155), (35, 40212256), (40, 35185724), (49, 28723040), (56, 25132660), (70, 20106128), (80, 17592862), (98, 14361520), (112, 12566330), (140, 10053064), (160, 8796431), (196, 7180760), (224, 6283165), (245, 5744608), (280, 5026532), (392, 3590380), (490, 2872304), (560, 2513266), (784, 1795190), (980, 1436152), (1120, 1256633), (1568, 897595), (1960, 718076), (3920, 359038), (7840, 179519)]