256088208

素因数分解:

$2^4\times 3^1\times {\mathrm{1289}}^1\times {\mathrm{4139}}^1$

素因数の和:5439

約数の個数: 40

約数和(自身を含む): 662234400

約数和(自身を除く): 406146192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1289, 2578, 3867, 4139, 5156, 7734, 8278, 10312, 12417, 15468, 16556, 20624, 24834, 30936, 33112, 49668, 61872, 66224, 99336, 198672, 5335171, 10670342, 16005513, 21340684, 32011026, 42681368, 64022052, 85362736, 128044104, 256088208]

約数ペア:

[(1, 256088208), (2, 128044104), (3, 85362736), (4, 64022052), (6, 42681368), (8, 32011026), (12, 21340684), (16, 16005513), (24, 10670342), (48, 5335171), (1289, 198672), (2578, 99336), (3867, 66224), (4139, 61872), (5156, 49668), (7734, 33112), (8278, 30936), (10312, 24834), (12417, 20624), (15468, 16556)]