307767040

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{701}}^1$

素因数の和:743

約数の個数: 144

約数和(自身を含む): 860932800

約数和(自身を除く): 553165760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 343, 392, 448, 490, 560, 640, 686, 701, 784, 896, 980, 1120, 1280, 1372, 1402, 1568, 1715, 1792, 1960, 2240, 2744, 2804, 3136, 3430, 3505, 3920, 4480, 4907, 5488, 5608, 6272, 6860, 7010, 7840, 8960, 9814, 10976, 11216, 12544, 13720, 14020, 15680, 19628, 21952, 22432, 24535, 27440, 28040, 31360, 34349, 39256, 43904, 44864, 49070, 54880, 56080, 62720, 68698, 78512, 87808, 89728, 98140, 109760, 112160, 137396, 157024, 171745, 179456, 196280, 219520, 224320, 240443, 274792, 314048, 343490, 392560, 439040, 448640, 480886, 549584, 628096, 686980, 785120, 897280, 961772, 1099168, 1202215, 1256192, 1373960, 1570240, 1923544, 2198336, 2404430, 2747920, 3140480, 3847088, 4396672, 4808860, 5495840, 6280960, 7694176, 8793344, 9617720, 10991680, 15388352, 19235440, 21983360, 30776704, 38470880, 43966720, 61553408, 76941760, 153883520, 307767040]

約数ペア:

[(1, 307767040), (2, 153883520), (4, 76941760), (5, 61553408), (7, 43966720), (8, 38470880), (10, 30776704), (14, 21983360), (16, 19235440), (20, 15388352), (28, 10991680), (32, 9617720), (35, 8793344), (40, 7694176), (49, 6280960), (56, 5495840), (64, 4808860), (70, 4396672), (80, 3847088), (98, 3140480), (112, 2747920), (128, 2404430), (140, 2198336), (160, 1923544), (196, 1570240), (224, 1373960), (245, 1256192), (256, 1202215), (280, 1099168), (320, 961772), (343, 897280), (392, 785120), (448, 686980), (490, 628096), (560, 549584), (640, 480886), (686, 448640), (701, 439040), (784, 392560), (896, 343490), (980, 314048), (1120, 274792), (1280, 240443), (1372, 224320), (1402, 219520), (1568, 196280), (1715, 179456), (1792, 171745), (1960, 157024), (2240, 137396), (2744, 112160), (2804, 109760), (3136, 98140), (3430, 89728), (3505, 87808), (3920, 78512), (4480, 68698), (4907, 62720), (5488, 56080), (5608, 54880), (6272, 49070), (6860, 44864), (7010, 43904), (7840, 39256), (8960, 34349), (9814, 31360), (10976, 28040), (11216, 27440), (12544, 24535), (13720, 22432), (14020, 21952), (15680, 19628)]