200720598

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:342

約数の個数: 128

約数和(自身を含む): 499322880

約数和(自身を除く): 298602282

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 31, 34, 38, 39, 51, 57, 62, 78, 93, 102, 114, 186, 221, 247, 257, 323, 403, 442, 494, 514, 527, 589, 646, 663, 741, 771, 806, 969, 1054, 1178, 1209, 1326, 1482, 1542, 1581, 1767, 1938, 2418, 3162, 3341, 3534, 4199, 4369, 4883, 6682, 6851, 7657, 7967, 8398, 8738, 9766, 10013, 10023, 12597, 13107, 13702, 14649, 15314, 15934, 20026, 20046, 20553, 22971, 23901, 25194, 26214, 29298, 30039, 41106, 45942, 47802, 56797, 60078, 63479, 83011, 103571, 113594, 126958, 130169, 135439, 151373, 166022, 170391, 190437, 207142, 249033, 260338, 270878, 302746, 310713, 340782, 380874, 390507, 406317, 454119, 498066, 621426, 781014, 812634, 908238, 1079143, 1760707, 1967849, 2158286, 2573341, 3237429, 3521414, 3935698, 5146682, 5282121, 5903547, 6474858, 7720023, 10564242, 11807094, 15440046, 33453433, 66906866, 100360299, 200720598]

約数ペア:

[(1, 200720598), (2, 100360299), (3, 66906866), (6, 33453433), (13, 15440046), (17, 11807094), (19, 10564242), (26, 7720023), (31, 6474858), (34, 5903547), (38, 5282121), (39, 5146682), (51, 3935698), (57, 3521414), (62, 3237429), (78, 2573341), (93, 2158286), (102, 1967849), (114, 1760707), (186, 1079143), (221, 908238), (247, 812634), (257, 781014), (323, 621426), (403, 498066), (442, 454119), (494, 406317), (514, 390507), (527, 380874), (589, 340782), (646, 310713), (663, 302746), (741, 270878), (771, 260338), (806, 249033), (969, 207142), (1054, 190437), (1178, 170391), (1209, 166022), (1326, 151373), (1482, 135439), (1542, 130169), (1581, 126958), (1767, 113594), (1938, 103571), (2418, 83011), (3162, 63479), (3341, 60078), (3534, 56797), (4199, 47802), (4369, 45942), (4883, 41106), (6682, 30039), (6851, 29298), (7657, 26214), (7967, 25194), (8398, 23901), (8738, 22971), (9766, 20553), (10013, 20046), (10023, 20026), (12597, 15934), (13107, 15314), (13702, 14649)]