990719112

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:571

約数の個数: 128

約数和(自身を含む): 2695680000

約数和(自身を除く): 1704960888

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 29, 46, 58, 69, 87, 92, 116, 138, 174, 184, 199, 232, 276, 311, 348, 398, 552, 597, 622, 667, 696, 796, 933, 1194, 1244, 1334, 1592, 1866, 2001, 2388, 2488, 2668, 3732, 4002, 4577, 4776, 5336, 5771, 7153, 7464, 8004, 9019, 9154, 11542, 13731, 14306, 16008, 17313, 18038, 18308, 21459, 23084, 27057, 27462, 28612, 34626, 36076, 36616, 42918, 46168, 54114, 54924, 57224, 61889, 69252, 72152, 85836, 108228, 109848, 123778, 132733, 138504, 171672, 185667, 207437, 216456, 247556, 265466, 371334, 398199, 414874, 495112, 530932, 622311, 742668, 796398, 829748, 1061864, 1244622, 1423447, 1485336, 1592796, 1659496, 1794781, 2489244, 2846894, 3185592, 3589562, 4270341, 4978488, 5384343, 5693788, 7179124, 8540682, 10768686, 11387576, 14358248, 17081364, 21537372, 34162728, 41279963, 43074744, 82559926, 123839889, 165119852, 247679778, 330239704, 495359556, 990719112]

約数ペア:

[(1, 990719112), (2, 495359556), (3, 330239704), (4, 247679778), (6, 165119852), (8, 123839889), (12, 82559926), (23, 43074744), (24, 41279963), (29, 34162728), (46, 21537372), (58, 17081364), (69, 14358248), (87, 11387576), (92, 10768686), (116, 8540682), (138, 7179124), (174, 5693788), (184, 5384343), (199, 4978488), (232, 4270341), (276, 3589562), (311, 3185592), (348, 2846894), (398, 2489244), (552, 1794781), (597, 1659496), (622, 1592796), (667, 1485336), (696, 1423447), (796, 1244622), (933, 1061864), (1194, 829748), (1244, 796398), (1334, 742668), (1592, 622311), (1866, 530932), (2001, 495112), (2388, 414874), (2488, 398199), (2668, 371334), (3732, 265466), (4002, 247556), (4577, 216456), (4776, 207437), (5336, 185667), (5771, 171672), (7153, 138504), (7464, 132733), (8004, 123778), (9019, 109848), (9154, 108228), (11542, 85836), (13731, 72152), (14306, 69252), (16008, 61889), (17313, 57224), (18038, 54924), (18308, 54114), (21459, 46168), (23084, 42918), (27057, 36616), (27462, 36076), (28612, 34626)]