123707520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{7159}}^1$

素因数の和:7187

約数の個数: 128

約数和(自身を含む): 438192000

約数和(自身を除く): 314484480

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, 7159, 8640, 14318, 17280, 21477, 28636, 35795, 42954, 57272, 64431, 71590, 85908, 107385, 114544, 128862, 143180, 171816, 193293, 214770, 229088, 257724, 286360, 322155, 343632, 386586, 429540, 458176, 515448, 572720, 644310, 687264, 773172, 859080, 916352, 966465, 1030896, 1145440, 1288620, 1374528, 1546344, 1718160, 1932930, 2061792, 2290880, 2577240, 2749056, 3092688, 3436320, 3865860, 4123584, 4581760, 5154480, 6185376, 6872640, 7731720, 8247168, 10308960, 12370752, 13745280, 15463440, 20617920, 24741504, 30926880, 41235840, 61853760, 123707520]

約数ペア:

[(1, 123707520), (2, 61853760), (3, 41235840), (4, 30926880), (5, 24741504), (6, 20617920), (8, 15463440), (9, 13745280), (10, 12370752), (12, 10308960), (15, 8247168), (16, 7731720), (18, 6872640), (20, 6185376), (24, 5154480), (27, 4581760), (30, 4123584), (32, 3865860), (36, 3436320), (40, 3092688), (45, 2749056), (48, 2577240), (54, 2290880), (60, 2061792), (64, 1932930), (72, 1718160), (80, 1546344), (90, 1374528), (96, 1288620), (108, 1145440), (120, 1030896), (128, 966465), (135, 916352), (144, 859080), (160, 773172), (180, 687264), (192, 644310), (216, 572720), (240, 515448), (270, 458176), (288, 429540), (320, 386586), (360, 343632), (384, 322155), (432, 286360), (480, 257724), (540, 229088), (576, 214770), (640, 193293), (720, 171816), (864, 143180), (960, 128862), (1080, 114544), (1152, 107385), (1440, 85908), (1728, 71590), (1920, 64431), (2160, 57272), (2880, 42954), (3456, 35795), (4320, 28636), (5760, 21477), (7159, 17280), (8640, 14318)]