305491312

素因数分解:

$2^4\times 7^1\times {\mathrm{659}}^1\times {\mathrm{4139}}^1$

素因数の和:4813

約数の個数: 40

約数和(自身を含む): 677635200

約数和(自身を除く): 372143888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 659, 1318, 2636, 4139, 4613, 5272, 8278, 9226, 10544, 16556, 18452, 28973, 33112, 36904, 57946, 66224, 73808, 115892, 231784, 463568, 2727601, 5455202, 10910404, 19093207, 21820808, 38186414, 43641616, 76372828, 152745656, 305491312]

約数ペア:

[(1, 305491312), (2, 152745656), (4, 76372828), (7, 43641616), (8, 38186414), (14, 21820808), (16, 19093207), (28, 10910404), (56, 5455202), (112, 2727601), (659, 463568), (1318, 231784), (2636, 115892), (4139, 73808), (4613, 66224), (5272, 57946), (8278, 36904), (9226, 33112), (10544, 28973), (16556, 18452)]