277204840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{11887}}^1$

素因数の和:11962

約数の個数: 64

約数和(自身を含む): 693308160

約数和(自身を除く): 416103320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 1060, 1166, 2120, 2332, 2915, 4664, 5830, 11660, 11887, 23320, 23774, 47548, 59435, 95096, 118870, 130757, 237740, 261514, 475480, 523028, 630011, 653785, 1046056, 1260022, 1307570, 2520044, 2615140, 3150055, 5040088, 5230280, 6300110, 6930121, 12600220, 13860242, 25200440, 27720484, 34650605, 55440968, 69301210, 138602420, 277204840]

約数ペア:

[(1, 277204840), (2, 138602420), (4, 69301210), (5, 55440968), (8, 34650605), (10, 27720484), (11, 25200440), (20, 13860242), (22, 12600220), (40, 6930121), (44, 6300110), (53, 5230280), (55, 5040088), (88, 3150055), (106, 2615140), (110, 2520044), (212, 1307570), (220, 1260022), (265, 1046056), (424, 653785), (440, 630011), (530, 523028), (583, 475480), (1060, 261514), (1166, 237740), (2120, 130757), (2332, 118870), (2915, 95096), (4664, 59435), (5830, 47548), (11660, 23774), (11887, 23320)]