201256720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{51341}}^1$

素因数の和:51368

約数の個数: 60

約数和(自身を含む): 544327884

約数和(自身を除く): 343071164

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, 51341, 102682, 205364, 256705, 359387, 410728, 513410, 718774, 821456, 1026820, 1437548, 1796935, 2053640, 2515709, 2875096, 3593870, 4107280, 5031418, 5750192, 7187740, 10062836, 12578545, 14375480, 20125672, 25157090, 28750960, 40251344, 50314180, 100628360, 201256720]

約数ペア:

[(1, 201256720), (2, 100628360), (4, 50314180), (5, 40251344), (7, 28750960), (8, 25157090), (10, 20125672), (14, 14375480), (16, 12578545), (20, 10062836), (28, 7187740), (35, 5750192), (40, 5031418), (49, 4107280), (56, 3593870), (70, 2875096), (80, 2515709), (98, 2053640), (112, 1796935), (140, 1437548), (196, 1026820), (245, 821456), (280, 718774), (392, 513410), (490, 410728), (560, 359387), (784, 256705), (980, 205364), (1960, 102682), (3920, 51341)]