128402568

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2381}}^1$

素因数の和:2507

約数の個数: 96

約数和(自身を含む): 401319360

約数和(自身を除く): 272916792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 107, 126, 168, 214, 252, 321, 428, 504, 642, 749, 856, 963, 1284, 1498, 1926, 2247, 2381, 2568, 2996, 3852, 4494, 4762, 5992, 6741, 7143, 7704, 8988, 9524, 13482, 14286, 16667, 17976, 19048, 21429, 26964, 28572, 33334, 42858, 50001, 53928, 57144, 66668, 85716, 100002, 133336, 150003, 171432, 200004, 254767, 300006, 400008, 509534, 600012, 764301, 1019068, 1200024, 1528602, 1783369, 2038136, 2292903, 3057204, 3566738, 4585806, 5350107, 6114408, 7133476, 9171612, 10700214, 14266952, 16050321, 18343224, 21400428, 32100642, 42800856, 64201284, 128402568]

約数ペア:

[(1, 128402568), (2, 64201284), (3, 42800856), (4, 32100642), (6, 21400428), (7, 18343224), (8, 16050321), (9, 14266952), (12, 10700214), (14, 9171612), (18, 7133476), (21, 6114408), (24, 5350107), (28, 4585806), (36, 3566738), (42, 3057204), (56, 2292903), (63, 2038136), (72, 1783369), (84, 1528602), (107, 1200024), (126, 1019068), (168, 764301), (214, 600012), (252, 509534), (321, 400008), (428, 300006), (504, 254767), (642, 200004), (749, 171432), (856, 150003), (963, 133336), (1284, 100002), (1498, 85716), (1926, 66668), (2247, 57144), (2381, 53928), (2568, 50001), (2996, 42858), (3852, 33334), (4494, 28572), (4762, 26964), (5992, 21429), (6741, 19048), (7143, 17976), (7704, 16667), (8988, 14286), (9524, 13482)]