7283918720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{911}}^1$

素因数の和:1005

約数の個数: 192

約数和(自身を含む): 19398294720

約数和(自身を除く): 12114376000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 911, 961, 992, 1040, 1240, 1612, 1664, 1822, 1922, 1984, 2015, 2080, 2480, 3224, 3644, 3844, 3968, 4030, 4160, 4555, 4805, 4960, 6448, 7288, 7688, 8060, 8320, 9110, 9610, 9920, 11843, 12493, 12896, 14576, 15376, 16120, 18220, 19220, 19840, 23686, 24986, 25792, 28241, 29152, 30752, 32240, 36440, 38440, 47372, 49972, 51584, 56482, 58304, 59215, 61504, 62465, 64480, 72880, 76880, 94744, 99944, 112964, 116608, 118430, 123008, 124930, 128960, 141205, 145760, 153760, 189488, 199888, 225928, 236860, 249860, 257920, 282410, 291520, 307520, 367133, 378976, 399776, 451856, 473720, 499720, 564820, 583040, 615040, 734266, 757952, 799552, 875471, 903712, 947440, 999440, 1129640, 1468532, 1515904, 1599104, 1750942, 1807424, 1835665, 1894880, 1998880, 2259280, 2937064, 3501884, 3614848, 3671330, 3789760, 3997760, 4377355, 4518560, 5874128, 7003768, 7342660, 7579520, 7995520, 8754710, 9037120, 11381123, 11748256, 14007536, 14685320, 17509420, 18074240, 22762246, 23496512, 28015072, 29370640, 35018840, 45524492, 46993024, 56030144, 56905615, 58741280, 70037680, 91048984, 112060288, 113811230, 117482560, 140075360, 182097968, 227622460, 234965120, 280150720, 364195936, 455244920, 560301440, 728391872, 910489840, 1456783744, 1820979680, 3641959360, 7283918720]

約数ペア:

[(1, 7283918720), (2, 3641959360), (4, 1820979680), (5, 1456783744), (8, 910489840), (10, 728391872), (13, 560301440), (16, 455244920), (20, 364195936), (26, 280150720), (31, 234965120), (32, 227622460), (40, 182097968), (52, 140075360), (62, 117482560), (64, 113811230), (65, 112060288), (80, 91048984), (104, 70037680), (124, 58741280), (128, 56905615), (130, 56030144), (155, 46993024), (160, 45524492), (208, 35018840), (248, 29370640), (260, 28015072), (310, 23496512), (320, 22762246), (403, 18074240), (416, 17509420), (496, 14685320), (520, 14007536), (620, 11748256), (640, 11381123), (806, 9037120), (832, 8754710), (911, 7995520), (961, 7579520), (992, 7342660), (1040, 7003768), (1240, 5874128), (1612, 4518560), (1664, 4377355), (1822, 3997760), (1922, 3789760), (1984, 3671330), (2015, 3614848), (2080, 3501884), (2480, 2937064), (3224, 2259280), (3644, 1998880), (3844, 1894880), (3968, 1835665), (4030, 1807424), (4160, 1750942), (4555, 1599104), (4805, 1515904), (4960, 1468532), (6448, 1129640), (7288, 999440), (7688, 947440), (8060, 903712), (8320, 875471), (9110, 799552), (9610, 757952), (9920, 734266), (11843, 615040), (12493, 583040), (12896, 564820), (14576, 499720), (15376, 473720), (16120, 451856), (18220, 399776), (19220, 378976), (19840, 367133), (23686, 307520), (24986, 291520), (25792, 282410), (28241, 257920), (29152, 249860), (30752, 236860), (32240, 225928), (36440, 199888), (38440, 189488), (47372, 153760), (49972, 145760), (51584, 141205), (56482, 128960), (58304, 124930), (59215, 123008), (61504, 118430), (62465, 116608), (64480, 112964), (72880, 99944), (76880, 94744)]