128425446

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 328320000

約数和(自身を除く): 199894554

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 34, 37, 38, 51, 54, 57, 74, 102, 111, 114, 153, 171, 199, 222, 306, 323, 333, 342, 398, 459, 513, 597, 629, 646, 666, 703, 918, 969, 999, 1026, 1194, 1258, 1406, 1791, 1887, 1938, 1998, 2109, 2907, 3383, 3582, 3774, 3781, 4218, 5373, 5661, 5814, 6327, 6766, 7363, 7562, 8721, 10149, 10746, 11322, 11343, 11951, 12654, 14726, 16983, 17442, 18981, 20298, 22089, 22686, 23902, 30447, 33966, 34029, 35853, 37962, 44178, 60894, 64277, 66267, 68058, 71706, 91341, 102087, 107559, 125171, 128554, 132534, 139897, 182682, 192831, 198801, 204174, 215118, 250342, 279794, 322677, 375513, 385662, 397602, 419691, 578493, 645354, 751026, 839382, 1126539, 1156986, 1259073, 1735479, 2253078, 2378249, 2518146, 3379617, 3470958, 3777219, 4756498, 6759234, 7134747, 7554438, 14269494, 21404241, 42808482, 64212723, 128425446]

約数ペア:

[(1, 128425446), (2, 64212723), (3, 42808482), (6, 21404241), (9, 14269494), (17, 7554438), (18, 7134747), (19, 6759234), (27, 4756498), (34, 3777219), (37, 3470958), (38, 3379617), (51, 2518146), (54, 2378249), (57, 2253078), (74, 1735479), (102, 1259073), (111, 1156986), (114, 1126539), (153, 839382), (171, 751026), (199, 645354), (222, 578493), (306, 419691), (323, 397602), (333, 385662), (342, 375513), (398, 322677), (459, 279794), (513, 250342), (597, 215118), (629, 204174), (646, 198801), (666, 192831), (703, 182682), (918, 139897), (969, 132534), (999, 128554), (1026, 125171), (1194, 107559), (1258, 102087), (1406, 91341), (1791, 71706), (1887, 68058), (1938, 66267), (1998, 64277), (2109, 60894), (2907, 44178), (3383, 37962), (3582, 35853), (3774, 34029), (3781, 33966), (4218, 30447), (5373, 23902), (5661, 22686), (5814, 22089), (6327, 20298), (6766, 18981), (7363, 17442), (7562, 16983), (8721, 14726), (10149, 12654), (10746, 11951), (11322, 11343)]