68674480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17519}}^1$

素因数の和:17546

約数の個数: 60

約数和(自身を含む): 185747040

約数和(自身を除く): 117072560

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, 17519, 35038, 70076, 87595, 122633, 140152, 175190, 245266, 280304, 350380, 490532, 613165, 700760, 858431, 981064, 1226330, 1401520, 1716862, 1962128, 2452660, 3433724, 4292155, 4905320, 6867448, 8584310, 9810640, 13734896, 17168620, 34337240, 68674480]

約数ペア:

[(1, 68674480), (2, 34337240), (4, 17168620), (5, 13734896), (7, 9810640), (8, 8584310), (10, 6867448), (14, 4905320), (16, 4292155), (20, 3433724), (28, 2452660), (35, 1962128), (40, 1716862), (49, 1401520), (56, 1226330), (70, 981064), (80, 858431), (98, 700760), (112, 613165), (140, 490532), (196, 350380), (245, 280304), (280, 245266), (392, 175190), (490, 140152), (560, 122633), (784, 87595), (980, 70076), (1960, 35038), (3920, 17519)]