207284320

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^2\times {\mathrm{127}}^1$

素因数の和:344

約数の個数: 72

約数和(自身を含む): 498500352

約数和(自身を除く): 291216032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 127, 160, 202, 254, 404, 505, 508, 635, 808, 1010, 1016, 1270, 1616, 2020, 2032, 2540, 3232, 4040, 4064, 5080, 8080, 10160, 10201, 12827, 16160, 20320, 20402, 25654, 40804, 51005, 51308, 64135, 81608, 102010, 102616, 128270, 163216, 204020, 205232, 256540, 326432, 408040, 410464, 513080, 816080, 1026160, 1295527, 1632160, 2052320, 2591054, 5182108, 6477635, 10364216, 12955270, 20728432, 25910540, 41456864, 51821080, 103642160, 207284320]

約数ペア:

[(1, 207284320), (2, 103642160), (4, 51821080), (5, 41456864), (8, 25910540), (10, 20728432), (16, 12955270), (20, 10364216), (32, 6477635), (40, 5182108), (80, 2591054), (101, 2052320), (127, 1632160), (160, 1295527), (202, 1026160), (254, 816080), (404, 513080), (505, 410464), (508, 408040), (635, 326432), (808, 256540), (1010, 205232), (1016, 204020), (1270, 163216), (1616, 128270), (2020, 102616), (2032, 102010), (2540, 81608), (3232, 64135), (4040, 51308), (4064, 51005), (5080, 40804), (8080, 25654), (10160, 20402), (10201, 20320), (12827, 16160)]