56736780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21991}}^1$

素因数の和:22046

約数の個数: 48

約数和(自身を含む): 162564864

約数和(自身を除く): 105828084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 21991, 43982, 65973, 87964, 109955, 131946, 219910, 263892, 329865, 439820, 659730, 945613, 1319460, 1891226, 2836839, 3782452, 4728065, 5673678, 9456130, 11347356, 14184195, 18912260, 28368390, 56736780]

約数ペア:

[(1, 56736780), (2, 28368390), (3, 18912260), (4, 14184195), (5, 11347356), (6, 9456130), (10, 5673678), (12, 4728065), (15, 3782452), (20, 2836839), (30, 1891226), (43, 1319460), (60, 945613), (86, 659730), (129, 439820), (172, 329865), (215, 263892), (258, 219910), (430, 131946), (516, 109955), (645, 87964), (860, 65973), (1290, 43982), (2580, 21991)]