215204864

素因数分解:

$2^{10}\times 7^2\times {\mathrm{4289}}^1$

素因数の和:4323

約数の個数: 66

約数和(自身を含む): 500552910

約数和(自身を除く): 285348046

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 3136, 3584, 4289, 6272, 7168, 8578, 12544, 17156, 25088, 30023, 34312, 50176, 60046, 68624, 120092, 137248, 210161, 240184, 274496, 420322, 480368, 548992, 840644, 960736, 1097984, 1681288, 1921472, 2195968, 3362576, 3842944, 4391936, 6725152, 7685888, 13450304, 15371776, 26900608, 30743552, 53801216, 107602432, 215204864]

約数ペア:

[(1, 215204864), (2, 107602432), (4, 53801216), (7, 30743552), (8, 26900608), (14, 15371776), (16, 13450304), (28, 7685888), (32, 6725152), (49, 4391936), (56, 3842944), (64, 3362576), (98, 2195968), (112, 1921472), (128, 1681288), (196, 1097984), (224, 960736), (256, 840644), (392, 548992), (448, 480368), (512, 420322), (784, 274496), (896, 240184), (1024, 210161), (1568, 137248), (1792, 120092), (3136, 68624), (3584, 60046), (4289, 50176), (6272, 34312), (7168, 30023), (8578, 25088), (12544, 17156)]