254366946

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 628992000

約数和(自身を除く): 374625054

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 83, 87, 103, 114, 166, 171, 174, 206, 249, 261, 309, 342, 498, 513, 522, 551, 618, 747, 783, 927, 1026, 1102, 1494, 1566, 1577, 1653, 1854, 1957, 2241, 2407, 2781, 2987, 3154, 3306, 3914, 4482, 4731, 4814, 4959, 5562, 5871, 5974, 7221, 8549, 8961, 9462, 9918, 11742, 14193, 14442, 14877, 17098, 17613, 17922, 21663, 25647, 26883, 28386, 29754, 35226, 42579, 43326, 45733, 51294, 52839, 53766, 56753, 64989, 76941, 80649, 85158, 91466, 105678, 113506, 129978, 137199, 153882, 161298, 162431, 170259, 230823, 247921, 274398, 324862, 340518, 411597, 461646, 487293, 495842, 510777, 743763, 823194, 974586, 1021554, 1234791, 1461879, 1487526, 1532331, 2231289, 2469582, 2923758, 3064662, 4385637, 4462578, 4710499, 6693867, 8771274, 9420998, 13387734, 14131497, 28262994, 42394491, 84788982, 127183473, 254366946]

約数ペア:

[(1, 254366946), (2, 127183473), (3, 84788982), (6, 42394491), (9, 28262994), (18, 14131497), (19, 13387734), (27, 9420998), (29, 8771274), (38, 6693867), (54, 4710499), (57, 4462578), (58, 4385637), (83, 3064662), (87, 2923758), (103, 2469582), (114, 2231289), (166, 1532331), (171, 1487526), (174, 1461879), (206, 1234791), (249, 1021554), (261, 974586), (309, 823194), (342, 743763), (498, 510777), (513, 495842), (522, 487293), (551, 461646), (618, 411597), (747, 340518), (783, 324862), (927, 274398), (1026, 247921), (1102, 230823), (1494, 170259), (1566, 162431), (1577, 161298), (1653, 153882), (1854, 137199), (1957, 129978), (2241, 113506), (2407, 105678), (2781, 91466), (2987, 85158), (3154, 80649), (3306, 76941), (3914, 64989), (4482, 56753), (4731, 53766), (4814, 52839), (4959, 51294), (5562, 45733), (5871, 43326), (5974, 42579), (7221, 35226), (8549, 29754), (8961, 28386), (9462, 26883), (9918, 25647), (11742, 21663), (14193, 17922), (14442, 17613), (14877, 17098)]