214757480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17837}}^1$

素因数の和:17898

約数の個数: 64

約数和(自身を含む): 565107840

約数和(自身を除く): 350350360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 12040, 17837, 35674, 71348, 89185, 124859, 142696, 178370, 249718, 356740, 499436, 624295, 713480, 766991, 998872, 1248590, 1533982, 2497180, 3067964, 3834955, 4994360, 5368937, 6135928, 7669910, 10737874, 15339820, 21475748, 26844685, 30679640, 42951496, 53689370, 107378740, 214757480]

約数ペア:

[(1, 214757480), (2, 107378740), (4, 53689370), (5, 42951496), (7, 30679640), (8, 26844685), (10, 21475748), (14, 15339820), (20, 10737874), (28, 7669910), (35, 6135928), (40, 5368937), (43, 4994360), (56, 3834955), (70, 3067964), (86, 2497180), (140, 1533982), (172, 1248590), (215, 998872), (280, 766991), (301, 713480), (344, 624295), (430, 499436), (602, 356740), (860, 249718), (1204, 178370), (1505, 142696), (1720, 124859), (2408, 89185), (3010, 71348), (6020, 35674), (12040, 17837)]