207989320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{877}}^1$

素因数の和:924

約数の個数: 144

約数和(自身を含む): 599050620

約数和(自身を除く): 391061300

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 242, 245, 280, 308, 385, 392, 440, 484, 490, 539, 605, 616, 770, 847, 877, 968, 980, 1078, 1210, 1540, 1694, 1754, 1960, 2156, 2420, 2695, 3080, 3388, 3508, 4235, 4312, 4385, 4840, 5390, 5929, 6139, 6776, 7016, 8470, 8770, 9647, 10780, 11858, 12278, 16940, 17540, 19294, 21560, 23716, 24556, 29645, 30695, 33880, 35080, 38588, 42973, 47432, 48235, 49112, 59290, 61390, 67529, 77176, 85946, 96470, 106117, 118580, 122780, 135058, 171892, 192940, 212234, 214865, 237160, 245560, 270116, 337645, 343784, 385880, 424468, 429730, 472703, 530585, 540232, 675290, 742819, 848936, 859460, 945406, 1061170, 1350580, 1485638, 1718920, 1890812, 2122340, 2363515, 2701160, 2971276, 3714095, 3781624, 4244680, 4727030, 5199733, 5942552, 7428190, 9454060, 10399466, 14856380, 18908120, 20798932, 25998665, 29712760, 41597864, 51997330, 103994660, 207989320]

約数ペア:

[(1, 207989320), (2, 103994660), (4, 51997330), (5, 41597864), (7, 29712760), (8, 25998665), (10, 20798932), (11, 18908120), (14, 14856380), (20, 10399466), (22, 9454060), (28, 7428190), (35, 5942552), (40, 5199733), (44, 4727030), (49, 4244680), (55, 3781624), (56, 3714095), (70, 2971276), (77, 2701160), (88, 2363515), (98, 2122340), (110, 1890812), (121, 1718920), (140, 1485638), (154, 1350580), (196, 1061170), (220, 945406), (242, 859460), (245, 848936), (280, 742819), (308, 675290), (385, 540232), (392, 530585), (440, 472703), (484, 429730), (490, 424468), (539, 385880), (605, 343784), (616, 337645), (770, 270116), (847, 245560), (877, 237160), (968, 214865), (980, 212234), (1078, 192940), (1210, 171892), (1540, 135058), (1694, 122780), (1754, 118580), (1960, 106117), (2156, 96470), (2420, 85946), (2695, 77176), (3080, 67529), (3388, 61390), (3508, 59290), (4235, 49112), (4312, 48235), (4385, 47432), (4840, 42973), (5390, 38588), (5929, 35080), (6139, 33880), (6776, 30695), (7016, 29645), (8470, 24556), (8770, 23716), (9647, 21560), (10780, 19294), (11858, 17540), (12278, 16940)]