201296840

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 461775600

約数和(自身を除く): 260478760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 137, 218, 274, 337, 436, 545, 548, 674, 685, 872, 1090, 1096, 1348, 1370, 1685, 2180, 2696, 2740, 3370, 4360, 5480, 6740, 13480, 14933, 29866, 36733, 46169, 59732, 73466, 74665, 92338, 119464, 146932, 149330, 183665, 184676, 230845, 293864, 298660, 367330, 369352, 461690, 597320, 734660, 923380, 1469320, 1846760, 5032421, 10064842, 20129684, 25162105, 40259368, 50324210, 100648420, 201296840]

約数ペア:

[(1, 201296840), (2, 100648420), (4, 50324210), (5, 40259368), (8, 25162105), (10, 20129684), (20, 10064842), (40, 5032421), (109, 1846760), (137, 1469320), (218, 923380), (274, 734660), (337, 597320), (436, 461690), (545, 369352), (548, 367330), (674, 298660), (685, 293864), (872, 230845), (1090, 184676), (1096, 183665), (1348, 149330), (1370, 146932), (1685, 119464), (2180, 92338), (2696, 74665), (2740, 73466), (3370, 59732), (4360, 46169), (5480, 36733), (6740, 29866), (13480, 14933)]