131438400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:361

約数の個数: 168

約数和(自身を含む): 436534560

約数和(自身を除く): 305096160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 139, 150, 160, 192, 197, 200, 240, 278, 300, 320, 394, 400, 417, 480, 556, 591, 600, 695, 788, 800, 834, 960, 985, 1112, 1182, 1200, 1390, 1576, 1600, 1668, 1970, 2085, 2224, 2364, 2400, 2780, 2955, 3152, 3336, 3475, 3940, 4170, 4448, 4728, 4800, 4925, 5560, 5910, 6304, 6672, 6950, 7880, 8340, 8896, 9456, 9850, 10425, 11120, 11820, 12608, 13344, 13900, 14775, 15760, 16680, 18912, 19700, 20850, 22240, 23640, 26688, 27383, 27800, 29550, 31520, 33360, 37824, 39400, 41700, 44480, 47280, 54766, 55600, 59100, 63040, 66720, 78800, 82149, 83400, 94560, 109532, 111200, 118200, 133440, 136915, 157600, 164298, 166800, 189120, 219064, 222400, 236400, 273830, 315200, 328596, 333600, 410745, 438128, 472800, 547660, 657192, 667200, 684575, 821490, 876256, 945600, 1095320, 1314384, 1369150, 1642980, 1752512, 2053725, 2190640, 2628768, 2738300, 3285960, 4107450, 4381280, 5257536, 5476600, 6571920, 8214900, 8762560, 10953200, 13143840, 16429800, 21906400, 26287680, 32859600, 43812800, 65719200, 131438400]

約数ペア:

[(1, 131438400), (2, 65719200), (3, 43812800), (4, 32859600), (5, 26287680), (6, 21906400), (8, 16429800), (10, 13143840), (12, 10953200), (15, 8762560), (16, 8214900), (20, 6571920), (24, 5476600), (25, 5257536), (30, 4381280), (32, 4107450), (40, 3285960), (48, 2738300), (50, 2628768), (60, 2190640), (64, 2053725), (75, 1752512), (80, 1642980), (96, 1369150), (100, 1314384), (120, 1095320), (139, 945600), (150, 876256), (160, 821490), (192, 684575), (197, 667200), (200, 657192), (240, 547660), (278, 472800), (300, 438128), (320, 410745), (394, 333600), (400, 328596), (417, 315200), (480, 273830), (556, 236400), (591, 222400), (600, 219064), (695, 189120), (788, 166800), (800, 164298), (834, 157600), (960, 136915), (985, 133440), (1112, 118200), (1182, 111200), (1200, 109532), (1390, 94560), (1576, 83400), (1600, 82149), (1668, 78800), (1970, 66720), (2085, 63040), (2224, 59100), (2364, 55600), (2400, 54766), (2780, 47280), (2955, 44480), (3152, 41700), (3336, 39400), (3475, 37824), (3940, 33360), (4170, 31520), (4448, 29550), (4728, 27800), (4800, 27383), (4925, 26688), (5560, 23640), (5910, 22240), (6304, 20850), (6672, 19700), (6950, 18912), (7880, 16680), (8340, 15760), (8896, 14775), (9456, 13900), (9850, 13344), (10425, 12608), (11120, 11820)]