7215418640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1\times {\mathrm{739}}^1$

素因数の和:941

約数の個数: 120

約数和(自身を含む): 17494594560

約数和(自身を除く): 10279175920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 310, 496, 508, 620, 635, 739, 961, 1016, 1240, 1270, 1478, 1922, 2032, 2480, 2540, 2956, 3695, 3844, 3937, 4805, 5080, 5912, 7390, 7688, 7874, 9610, 10160, 11824, 14780, 15376, 15748, 19220, 19685, 22909, 29560, 31496, 38440, 39370, 45818, 59120, 62992, 76880, 78740, 91636, 93853, 114545, 122047, 157480, 183272, 187706, 229090, 244094, 314960, 366544, 375412, 458180, 469265, 488188, 610235, 710179, 750824, 916360, 938530, 976376, 1220470, 1420358, 1501648, 1832720, 1877060, 1952752, 2440940, 2840716, 2909443, 3550895, 3754120, 4881880, 5681432, 5818886, 7101790, 7508240, 9763760, 11362864, 11637772, 14203580, 14547215, 23275544, 28407160, 29094430, 46551088, 56814320, 58188860, 90192733, 116377720, 180385466, 232755440, 360770932, 450963665, 721541864, 901927330, 1443083728, 1803854660, 3607709320, 7215418640]

約数ペア:

[(1, 7215418640), (2, 3607709320), (4, 1803854660), (5, 1443083728), (8, 901927330), (10, 721541864), (16, 450963665), (20, 360770932), (31, 232755440), (40, 180385466), (62, 116377720), (80, 90192733), (124, 58188860), (127, 56814320), (155, 46551088), (248, 29094430), (254, 28407160), (310, 23275544), (496, 14547215), (508, 14203580), (620, 11637772), (635, 11362864), (739, 9763760), (961, 7508240), (1016, 7101790), (1240, 5818886), (1270, 5681432), (1478, 4881880), (1922, 3754120), (2032, 3550895), (2480, 2909443), (2540, 2840716), (2956, 2440940), (3695, 1952752), (3844, 1877060), (3937, 1832720), (4805, 1501648), (5080, 1420358), (5912, 1220470), (7390, 976376), (7688, 938530), (7874, 916360), (9610, 750824), (10160, 710179), (11824, 610235), (14780, 488188), (15376, 469265), (15748, 458180), (19220, 375412), (19685, 366544), (22909, 314960), (29560, 244094), (31496, 229090), (38440, 187706), (39370, 183272), (45818, 157480), (59120, 122047), (62992, 114545), (76880, 93853), (78740, 91636)]