207969280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:445

約数の個数: 88

約数和(自身を含む): 504053280

約数和(自身を除く): 296084000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 256, 269, 302, 320, 512, 538, 604, 640, 755, 1024, 1076, 1208, 1280, 1345, 1510, 2152, 2416, 2560, 2690, 3020, 4304, 4832, 5120, 5380, 6040, 8608, 9664, 10760, 12080, 17216, 19328, 21520, 24160, 34432, 38656, 40619, 43040, 48320, 68864, 77312, 81238, 86080, 96640, 137728, 154624, 162476, 172160, 193280, 203095, 275456, 324952, 344320, 386560, 406190, 649904, 688640, 773120, 812380, 1299808, 1377280, 1624760, 2599616, 3249520, 5199232, 6499040, 10398464, 12998080, 20796928, 25996160, 41593856, 51992320, 103984640, 207969280]

約数ペア:

[(1, 207969280), (2, 103984640), (4, 51992320), (5, 41593856), (8, 25996160), (10, 20796928), (16, 12998080), (20, 10398464), (32, 6499040), (40, 5199232), (64, 3249520), (80, 2599616), (128, 1624760), (151, 1377280), (160, 1299808), (256, 812380), (269, 773120), (302, 688640), (320, 649904), (512, 406190), (538, 386560), (604, 344320), (640, 324952), (755, 275456), (1024, 203095), (1076, 193280), (1208, 172160), (1280, 162476), (1345, 154624), (1510, 137728), (2152, 96640), (2416, 86080), (2560, 81238), (2690, 77312), (3020, 68864), (4304, 48320), (4832, 43040), (5120, 40619), (5380, 38656), (6040, 34432), (8608, 24160), (9664, 21520), (10760, 19328), (12080, 17216)]