209375136

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:579

約数の個数: 144

約数和(自身を含む): 635675040

約数和(自身を除く): 426299904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 83, 96, 114, 144, 152, 166, 171, 228, 249, 288, 304, 332, 342, 456, 461, 498, 608, 664, 684, 747, 912, 922, 996, 1328, 1368, 1383, 1494, 1577, 1824, 1844, 1992, 2656, 2736, 2766, 2988, 3154, 3688, 3984, 4149, 4731, 5472, 5532, 5976, 6308, 7376, 7968, 8298, 8759, 9462, 11064, 11952, 12616, 14193, 14752, 16596, 17518, 18924, 22128, 23904, 25232, 26277, 28386, 33192, 35036, 37848, 38263, 44256, 50464, 52554, 56772, 66384, 70072, 75696, 76526, 78831, 105108, 113544, 114789, 132768, 140144, 151392, 153052, 157662, 210216, 227088, 229578, 280288, 306104, 315324, 344367, 420432, 454176, 459156, 612208, 630648, 688734, 726997, 840864, 918312, 1224416, 1261296, 1377468, 1453994, 1836624, 2180991, 2522592, 2754936, 2907988, 3673248, 4361982, 5509872, 5815976, 6542973, 8723964, 11019744, 11631952, 13085946, 17447928, 23263904, 26171892, 34895856, 52343784, 69791712, 104687568, 209375136]

約数ペア:

[(1, 209375136), (2, 104687568), (3, 69791712), (4, 52343784), (6, 34895856), (8, 26171892), (9, 23263904), (12, 17447928), (16, 13085946), (18, 11631952), (19, 11019744), (24, 8723964), (32, 6542973), (36, 5815976), (38, 5509872), (48, 4361982), (57, 3673248), (72, 2907988), (76, 2754936), (83, 2522592), (96, 2180991), (114, 1836624), (144, 1453994), (152, 1377468), (166, 1261296), (171, 1224416), (228, 918312), (249, 840864), (288, 726997), (304, 688734), (332, 630648), (342, 612208), (456, 459156), (461, 454176), (498, 420432), (608, 344367), (664, 315324), (684, 306104), (747, 280288), (912, 229578), (922, 227088), (996, 210216), (1328, 157662), (1368, 153052), (1383, 151392), (1494, 140144), (1577, 132768), (1824, 114789), (1844, 113544), (1992, 105108), (2656, 78831), (2736, 76526), (2766, 75696), (2988, 70072), (3154, 66384), (3688, 56772), (3984, 52554), (4149, 50464), (4731, 44256), (5472, 38263), (5532, 37848), (5976, 35036), (6308, 33192), (7376, 28386), (7968, 26277), (8298, 25232), (8759, 23904), (9462, 22128), (11064, 18924), (11952, 17518), (12616, 16596), (14193, 14752)]