621312960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{647201}}^1$

素因数の和:647221

約数の個数: 56

約数和(自身を含む): 1972671696

約数和(自身を除く): 1351358736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 647201, 1294402, 1941603, 2588804, 3236005, 3883206, 5177608, 6472010, 7766412, 9708015, 10355216, 12944020, 15532824, 19416030, 20710432, 25888040, 31065648, 38832060, 41420864, 51776080, 62131296, 77664120, 103552160, 124262592, 155328240, 207104320, 310656480, 621312960]

約数ペア:

[(1, 621312960), (2, 310656480), (3, 207104320), (4, 155328240), (5, 124262592), (6, 103552160), (8, 77664120), (10, 62131296), (12, 51776080), (15, 41420864), (16, 38832060), (20, 31065648), (24, 25888040), (30, 20710432), (32, 19416030), (40, 15532824), (48, 12944020), (60, 10355216), (64, 9708015), (80, 7766412), (96, 6472010), (120, 5177608), (160, 3883206), (192, 3236005), (240, 2588804), (320, 1941603), (480, 1294402), (960, 647201)]