2783454520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8291}}^1$

素因数の和:8429

約数の個数: 128

約数和(自身を含む): 7880716800

約数和(自身を除く): 5097262280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 109, 110, 140, 154, 218, 220, 280, 308, 385, 436, 440, 545, 616, 763, 770, 872, 1090, 1199, 1526, 1540, 2180, 2398, 3052, 3080, 3815, 4360, 4796, 5995, 6104, 7630, 8291, 8393, 9592, 11990, 15260, 16582, 16786, 23980, 30520, 33164, 33572, 41455, 41965, 47960, 58037, 66328, 67144, 82910, 83930, 91201, 116074, 165820, 167860, 182402, 232148, 290185, 331640, 335720, 364804, 456005, 464296, 580370, 638407, 729608, 903719, 912010, 1160740, 1276814, 1807438, 1824020, 2321480, 2553628, 3192035, 3614876, 3648040, 4518595, 5107256, 6326033, 6384070, 7229752, 9037190, 9940909, 12652066, 12768140, 18074380, 19881818, 25304132, 25536280, 31630165, 36148760, 39763636, 49704545, 50608264, 63260330, 69586363, 79527272, 99409090, 126520660, 139172726, 198818180, 253041320, 278345452, 347931815, 397636360, 556690904, 695863630, 1391727260, 2783454520]

約数ペア:

[(1, 2783454520), (2, 1391727260), (4, 695863630), (5, 556690904), (7, 397636360), (8, 347931815), (10, 278345452), (11, 253041320), (14, 198818180), (20, 139172726), (22, 126520660), (28, 99409090), (35, 79527272), (40, 69586363), (44, 63260330), (55, 50608264), (56, 49704545), (70, 39763636), (77, 36148760), (88, 31630165), (109, 25536280), (110, 25304132), (140, 19881818), (154, 18074380), (218, 12768140), (220, 12652066), (280, 9940909), (308, 9037190), (385, 7229752), (436, 6384070), (440, 6326033), (545, 5107256), (616, 4518595), (763, 3648040), (770, 3614876), (872, 3192035), (1090, 2553628), (1199, 2321480), (1526, 1824020), (1540, 1807438), (2180, 1276814), (2398, 1160740), (3052, 912010), (3080, 903719), (3815, 729608), (4360, 638407), (4796, 580370), (5995, 464296), (6104, 456005), (7630, 364804), (8291, 335720), (8393, 331640), (9592, 290185), (11990, 232148), (15260, 182402), (16582, 167860), (16786, 165820), (23980, 116074), (30520, 91201), (33164, 83930), (33572, 82910), (41455, 67144), (41965, 66328), (47960, 58037)]