215305216

素因数分解:

$2^{10}\times 7^3\times {\mathrm{613}}^1$

素因数の和:654

約数の個数: 88

約数和(自身を含む): 502743200

約数和(自身を除く): 287437984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 512, 613, 686, 784, 896, 1024, 1226, 1372, 1568, 1792, 2452, 2744, 3136, 3584, 4291, 4904, 5488, 6272, 7168, 8582, 9808, 10976, 12544, 17164, 19616, 21952, 25088, 30037, 34328, 39232, 43904, 50176, 60074, 68656, 78464, 87808, 120148, 137312, 156928, 175616, 210259, 240296, 274624, 313856, 351232, 420518, 480592, 549248, 627712, 841036, 961184, 1098496, 1682072, 1922368, 2196992, 3364144, 3844736, 4393984, 6728288, 7689472, 13456576, 15378944, 26913152, 30757888, 53826304, 107652608, 215305216]

約数ペア:

[(1, 215305216), (2, 107652608), (4, 53826304), (7, 30757888), (8, 26913152), (14, 15378944), (16, 13456576), (28, 7689472), (32, 6728288), (49, 4393984), (56, 3844736), (64, 3364144), (98, 2196992), (112, 1922368), (128, 1682072), (196, 1098496), (224, 961184), (256, 841036), (343, 627712), (392, 549248), (448, 480592), (512, 420518), (613, 351232), (686, 313856), (784, 274624), (896, 240296), (1024, 210259), (1226, 175616), (1372, 156928), (1568, 137312), (1792, 120148), (2452, 87808), (2744, 78464), (3136, 68656), (3584, 60074), (4291, 50176), (4904, 43904), (5488, 39232), (6272, 34328), (7168, 30037), (8582, 25088), (9808, 21952), (10976, 19616), (12544, 17164)]