315060680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{4139}}^1$

素因数の和:4334

約数の個数: 64

約数和(自身を含む): 777988800

約数和(自身を除く): 462928120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 173, 220, 346, 440, 692, 865, 1384, 1730, 1903, 3460, 3806, 4139, 6920, 7612, 8278, 9515, 15224, 16556, 19030, 20695, 33112, 38060, 41390, 45529, 76120, 82780, 91058, 165560, 182116, 227645, 364232, 455290, 716047, 910580, 1432094, 1821160, 2864188, 3580235, 5728376, 7160470, 7876517, 14320940, 15753034, 28641880, 31506068, 39382585, 63012136, 78765170, 157530340, 315060680]

約数ペア:

[(1, 315060680), (2, 157530340), (4, 78765170), (5, 63012136), (8, 39382585), (10, 31506068), (11, 28641880), (20, 15753034), (22, 14320940), (40, 7876517), (44, 7160470), (55, 5728376), (88, 3580235), (110, 2864188), (173, 1821160), (220, 1432094), (346, 910580), (440, 716047), (692, 455290), (865, 364232), (1384, 227645), (1730, 182116), (1903, 165560), (3460, 91058), (3806, 82780), (4139, 76120), (6920, 45529), (7612, 41390), (8278, 38060), (9515, 33112), (15224, 20695), (16556, 19030)]