680987520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{39409}}^1$

素因数の和:39437

約数の個数: 128

約数和(自身を含む): 2411892000

約数和(自身を除く): 1730904480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 39409, 78818, 118227, 157636, 197045, 236454, 315272, 354681, 394090, 472908, 591135, 630544, 709362, 788180, 945816, 1064043, 1182270, 1261088, 1418724, 1576360, 1773405, 1891632, 2128086, 2364540, 2522176, 2837448, 3152720, 3546810, 3783264, 4256172, 4729080, 5044352, 5320215, 5674896, 6305440, 7093620, 7566528, 8512344, 9458160, 10640430, 11349792, 12610880, 14187240, 15133056, 17024688, 18916320, 21280860, 22699584, 25221760, 28374480, 34049376, 37832640, 42561720, 45399168, 56748960, 68098752, 75665280, 85123440, 113497920, 136197504, 170246880, 226995840, 340493760, 680987520]

約数ペア:

[(1, 680987520), (2, 340493760), (3, 226995840), (4, 170246880), (5, 136197504), (6, 113497920), (8, 85123440), (9, 75665280), (10, 68098752), (12, 56748960), (15, 45399168), (16, 42561720), (18, 37832640), (20, 34049376), (24, 28374480), (27, 25221760), (30, 22699584), (32, 21280860), (36, 18916320), (40, 17024688), (45, 15133056), (48, 14187240), (54, 12610880), (60, 11349792), (64, 10640430), (72, 9458160), (80, 8512344), (90, 7566528), (96, 7093620), (108, 6305440), (120, 5674896), (128, 5320215), (135, 5044352), (144, 4729080), (160, 4256172), (180, 3783264), (192, 3546810), (216, 3152720), (240, 2837448), (270, 2522176), (288, 2364540), (320, 2128086), (360, 1891632), (384, 1773405), (432, 1576360), (480, 1418724), (540, 1261088), (576, 1182270), (640, 1064043), (720, 945816), (864, 788180), (960, 709362), (1080, 630544), (1152, 591135), (1440, 472908), (1728, 394090), (1920, 354681), (2160, 315272), (2880, 236454), (3456, 197045), (4320, 157636), (5760, 118227), (8640, 78818), (17280, 39409)]