313055120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{79861}}^1$

素因数の和:79888

約数の個数: 60

約数和(自身を含む): 846696924

約数和(自身を除く): 533641804

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, 79861, 159722, 319444, 399305, 559027, 638888, 798610, 1118054, 1277776, 1597220, 2236108, 2795135, 3194440, 3913189, 4472216, 5590270, 6388880, 7826378, 8944432, 11180540, 15652756, 19565945, 22361080, 31305512, 39131890, 44722160, 62611024, 78263780, 156527560, 313055120]

約数ペア:

[(1, 313055120), (2, 156527560), (4, 78263780), (5, 62611024), (7, 44722160), (8, 39131890), (10, 31305512), (14, 22361080), (16, 19565945), (20, 15652756), (28, 11180540), (35, 8944432), (40, 7826378), (49, 6388880), (56, 5590270), (70, 4472216), (80, 3913189), (98, 3194440), (112, 2795135), (140, 2236108), (196, 1597220), (245, 1277776), (280, 1118054), (392, 798610), (490, 638888), (560, 559027), (784, 399305), (980, 319444), (1960, 159722), (3920, 79861)]