77456456

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 196499520

約数和(自身を除く): 119043064

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 49, 56, 71, 77, 88, 92, 98, 121, 142, 154, 161, 184, 196, 242, 253, 284, 308, 322, 392, 484, 497, 506, 539, 568, 616, 644, 781, 847, 968, 994, 1012, 1078, 1127, 1288, 1562, 1633, 1694, 1771, 1988, 2024, 2156, 2254, 2783, 3124, 3266, 3388, 3479, 3542, 3976, 4312, 4508, 5467, 5566, 5929, 6248, 6532, 6776, 6958, 7084, 8591, 9016, 10934, 11132, 11431, 11858, 12397, 13064, 13916, 14168, 17182, 17963, 19481, 21868, 22264, 22862, 23716, 24794, 27832, 34364, 35926, 38269, 38962, 43736, 45724, 47432, 49588, 60137, 68728, 71852, 76538, 77924, 80017, 91448, 99176, 120274, 125741, 136367, 143704, 153076, 155848, 160034, 197593, 240548, 251482, 272734, 306152, 320068, 395186, 420959, 481096, 502964, 545468, 640136, 790372, 841918, 880187, 1005928, 1090936, 1383151, 1580744, 1683836, 1760374, 2766302, 3367672, 3520748, 5532604, 7041496, 9682057, 11065208, 19364114, 38728228, 77456456]

約数ペア:

[(1, 77456456), (2, 38728228), (4, 19364114), (7, 11065208), (8, 9682057), (11, 7041496), (14, 5532604), (22, 3520748), (23, 3367672), (28, 2766302), (44, 1760374), (46, 1683836), (49, 1580744), (56, 1383151), (71, 1090936), (77, 1005928), (88, 880187), (92, 841918), (98, 790372), (121, 640136), (142, 545468), (154, 502964), (161, 481096), (184, 420959), (196, 395186), (242, 320068), (253, 306152), (284, 272734), (308, 251482), (322, 240548), (392, 197593), (484, 160034), (497, 155848), (506, 153076), (539, 143704), (568, 136367), (616, 125741), (644, 120274), (781, 99176), (847, 91448), (968, 80017), (994, 77924), (1012, 76538), (1078, 71852), (1127, 68728), (1288, 60137), (1562, 49588), (1633, 47432), (1694, 45724), (1771, 43736), (1988, 38962), (2024, 38269), (2156, 35926), (2254, 34364), (2783, 27832), (3124, 24794), (3266, 23716), (3388, 22862), (3479, 22264), (3542, 21868), (3976, 19481), (4312, 17963), (4508, 17182), (5467, 14168), (5566, 13916), (5929, 13064), (6248, 12397), (6532, 11858), (6776, 11431), (6958, 11132), (7084, 10934), (8591, 9016)]