400978242

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1869

約数の個数: 128

約数和(自身を含む): 1107148800

約数和(自身を除く): 706170558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 31, 38, 42, 54, 57, 62, 63, 93, 114, 126, 133, 171, 186, 189, 217, 266, 279, 342, 378, 399, 434, 513, 558, 589, 651, 798, 837, 1026, 1178, 1197, 1302, 1674, 1767, 1801, 1953, 2394, 3534, 3591, 3602, 3906, 4123, 5301, 5403, 5859, 7182, 8246, 10602, 10806, 11718, 12369, 12607, 15903, 16209, 24738, 25214, 31806, 32418, 34219, 37107, 37821, 48627, 55831, 68438, 74214, 75642, 97254, 102657, 111321, 111662, 113463, 167493, 205314, 222642, 226926, 239533, 307971, 334986, 340389, 390817, 479066, 502479, 615942, 680778, 718599, 781634, 923913, 1004958, 1060789, 1172451, 1437198, 1507437, 1847826, 2121578, 2155797, 2344902, 3014874, 3182367, 3517353, 4311594, 6364734, 6467391, 7034706, 7425523, 9547101, 10552059, 12934782, 14851046, 19094202, 21104118, 22276569, 28641303, 44553138, 57282606, 66829707, 133659414, 200489121, 400978242]

約数ペア:

[(1, 400978242), (2, 200489121), (3, 133659414), (6, 66829707), (7, 57282606), (9, 44553138), (14, 28641303), (18, 22276569), (19, 21104118), (21, 19094202), (27, 14851046), (31, 12934782), (38, 10552059), (42, 9547101), (54, 7425523), (57, 7034706), (62, 6467391), (63, 6364734), (93, 4311594), (114, 3517353), (126, 3182367), (133, 3014874), (171, 2344902), (186, 2155797), (189, 2121578), (217, 1847826), (266, 1507437), (279, 1437198), (342, 1172451), (378, 1060789), (399, 1004958), (434, 923913), (513, 781634), (558, 718599), (589, 680778), (651, 615942), (798, 502479), (837, 479066), (1026, 390817), (1178, 340389), (1197, 334986), (1302, 307971), (1674, 239533), (1767, 226926), (1801, 222642), (1953, 205314), (2394, 167493), (3534, 113463), (3591, 111662), (3602, 111321), (3906, 102657), (4123, 97254), (5301, 75642), (5403, 74214), (5859, 68438), (7182, 55831), (8246, 48627), (10602, 37821), (10806, 37107), (11718, 34219), (12369, 32418), (12607, 31806), (15903, 25214), (16209, 24738)]