28449351280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1\times {\mathrm{1187}}^1$

素因数の和:1671

約数の個数: 160

約数和(自身を含む): 76479676416

約数和(自身を除く): 48030325136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 337, 508, 560, 635, 674, 889, 1016, 1187, 1270, 1348, 1685, 1778, 2032, 2359, 2374, 2540, 2696, 3370, 3556, 4445, 4718, 4748, 5080, 5392, 5935, 6740, 7112, 8309, 8890, 9436, 9496, 10160, 11795, 11870, 13480, 14224, 16618, 17780, 18872, 18992, 23590, 23740, 26960, 33236, 35560, 37744, 41545, 42799, 47180, 47480, 66472, 71120, 83090, 85598, 94360, 94960, 132944, 150749, 166180, 171196, 188720, 213995, 299593, 301498, 332360, 342392, 400019, 427990, 599186, 602996, 664720, 684784, 753745, 800038, 855980, 1055243, 1198372, 1205992, 1497965, 1507490, 1600076, 1711960, 2000095, 2110486, 2396744, 2411984, 2800133, 2995930, 3014980, 3200152, 3423920, 4000190, 4220972, 4793488, 5276215, 5600266, 5991860, 6029960, 6400304, 8000380, 8441944, 10552430, 11200532, 11983720, 12059920, 14000665, 16000760, 16883888, 21104860, 22401064, 23967440, 28001330, 32001520, 42209720, 44802128, 50802413, 56002660, 84419440, 101604826, 112005320, 203209652, 224010640, 254012065, 355616891, 406419304, 508024130, 711233782, 812838608, 1016048260, 1422467564, 1778084455, 2032096520, 2844935128, 3556168910, 4064193040, 5689870256, 7112337820, 14224675640, 28449351280]

約数ペア:

[(1, 28449351280), (2, 14224675640), (4, 7112337820), (5, 5689870256), (7, 4064193040), (8, 3556168910), (10, 2844935128), (14, 2032096520), (16, 1778084455), (20, 1422467564), (28, 1016048260), (35, 812838608), (40, 711233782), (56, 508024130), (70, 406419304), (80, 355616891), (112, 254012065), (127, 224010640), (140, 203209652), (254, 112005320), (280, 101604826), (337, 84419440), (508, 56002660), (560, 50802413), (635, 44802128), (674, 42209720), (889, 32001520), (1016, 28001330), (1187, 23967440), (1270, 22401064), (1348, 21104860), (1685, 16883888), (1778, 16000760), (2032, 14000665), (2359, 12059920), (2374, 11983720), (2540, 11200532), (2696, 10552430), (3370, 8441944), (3556, 8000380), (4445, 6400304), (4718, 6029960), (4748, 5991860), (5080, 5600266), (5392, 5276215), (5935, 4793488), (6740, 4220972), (7112, 4000190), (8309, 3423920), (8890, 3200152), (9436, 3014980), (9496, 2995930), (10160, 2800133), (11795, 2411984), (11870, 2396744), (13480, 2110486), (14224, 2000095), (16618, 1711960), (17780, 1600076), (18872, 1507490), (18992, 1497965), (23590, 1205992), (23740, 1198372), (26960, 1055243), (33236, 855980), (35560, 800038), (37744, 753745), (41545, 684784), (42799, 664720), (47180, 602996), (47480, 599186), (66472, 427990), (71120, 400019), (83090, 342392), (85598, 332360), (94360, 301498), (94960, 299593), (132944, 213995), (150749, 188720), (166180, 171196)]