268528640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:497

約数の個数: 88

約数和(自身を含む): 649963440

約数和(自身を除く): 381434800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 179, 256, 293, 320, 358, 512, 586, 640, 716, 895, 1024, 1172, 1280, 1432, 1465, 1790, 2344, 2560, 2864, 2930, 3580, 4688, 5120, 5728, 5860, 7160, 9376, 11456, 11720, 14320, 18752, 22912, 23440, 28640, 37504, 45824, 46880, 52447, 57280, 75008, 91648, 93760, 104894, 114560, 150016, 183296, 187520, 209788, 229120, 262235, 300032, 375040, 419576, 458240, 524470, 750080, 839152, 916480, 1048940, 1500160, 1678304, 2097880, 3356608, 4195760, 6713216, 8391520, 13426432, 16783040, 26852864, 33566080, 53705728, 67132160, 134264320, 268528640]

約数ペア:

[(1, 268528640), (2, 134264320), (4, 67132160), (5, 53705728), (8, 33566080), (10, 26852864), (16, 16783040), (20, 13426432), (32, 8391520), (40, 6713216), (64, 4195760), (80, 3356608), (128, 2097880), (160, 1678304), (179, 1500160), (256, 1048940), (293, 916480), (320, 839152), (358, 750080), (512, 524470), (586, 458240), (640, 419576), (716, 375040), (895, 300032), (1024, 262235), (1172, 229120), (1280, 209788), (1432, 187520), (1465, 183296), (1790, 150016), (2344, 114560), (2560, 104894), (2864, 93760), (2930, 91648), (3580, 75008), (4688, 57280), (5120, 52447), (5728, 46880), (5860, 45824), (7160, 37504), (9376, 28640), (11456, 23440), (11720, 22912), (14320, 18752)]