128553456

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{613}}^1$

素因数の和:898

約数の個数: 80

約数和(自身を含む): 353575584

約数和(自身を除く): 225022128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 257, 272, 408, 514, 613, 771, 816, 1028, 1226, 1542, 1839, 2056, 2452, 3084, 3678, 4112, 4369, 4904, 6168, 7356, 8738, 9808, 10421, 12336, 13107, 14712, 17476, 20842, 26214, 29424, 31263, 34952, 41684, 52428, 62526, 69904, 83368, 104856, 125052, 157541, 166736, 209712, 250104, 315082, 472623, 500208, 630164, 945246, 1260328, 1890492, 2520656, 2678197, 3780984, 5356394, 7561968, 8034591, 10712788, 16069182, 21425576, 32138364, 42851152, 64276728, 128553456]

約数ペア:

[(1, 128553456), (2, 64276728), (3, 42851152), (4, 32138364), (6, 21425576), (8, 16069182), (12, 10712788), (16, 8034591), (17, 7561968), (24, 5356394), (34, 3780984), (48, 2678197), (51, 2520656), (68, 1890492), (102, 1260328), (136, 945246), (204, 630164), (257, 500208), (272, 472623), (408, 315082), (514, 250104), (613, 209712), (771, 166736), (816, 157541), (1028, 125052), (1226, 104856), (1542, 83368), (1839, 69904), (2056, 62526), (2452, 52428), (3084, 41684), (3678, 34952), (4112, 31263), (4369, 29424), (4904, 26214), (6168, 20842), (7356, 17476), (8738, 14712), (9808, 13107), (10421, 12336)]