217236992

素因数分解:

$2^9\times 7^3\times {\mathrm{1237}}^1$

素因数の和:1276

約数の個数: 80

約数和(自身を含む): 506589600

約数和(自身を除く): 289352608

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, 686, 784, 896, 1237, 1372, 1568, 1792, 2474, 2744, 3136, 3584, 4948, 5488, 6272, 8659, 9896, 10976, 12544, 17318, 19792, 21952, 25088, 34636, 39584, 43904, 60613, 69272, 79168, 87808, 121226, 138544, 158336, 175616, 242452, 277088, 316672, 424291, 484904, 554176, 633344, 848582, 969808, 1108352, 1697164, 1939616, 2216704, 3394328, 3879232, 4433408, 6788656, 7758464, 13577312, 15516928, 27154624, 31033856, 54309248, 108618496, 217236992]

約数ペア:

[(1, 217236992), (2, 108618496), (4, 54309248), (7, 31033856), (8, 27154624), (14, 15516928), (16, 13577312), (28, 7758464), (32, 6788656), (49, 4433408), (56, 3879232), (64, 3394328), (98, 2216704), (112, 1939616), (128, 1697164), (196, 1108352), (224, 969808), (256, 848582), (343, 633344), (392, 554176), (448, 484904), (512, 424291), (686, 316672), (784, 277088), (896, 242452), (1237, 175616), (1372, 158336), (1568, 138544), (1792, 121226), (2474, 87808), (2744, 79168), (3136, 69272), (3584, 60613), (4948, 43904), (5488, 39584), (6272, 34636), (8659, 25088), (9896, 21952), (10976, 19792), (12544, 17318)]