210323680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:361

約数の個数: 144

約数和(自身を含む): 585189360

約数和(自身を除く): 374865680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 139, 140, 160, 193, 196, 224, 245, 278, 280, 386, 392, 490, 556, 560, 695, 772, 784, 965, 973, 980, 1112, 1120, 1351, 1390, 1544, 1568, 1930, 1946, 1960, 2224, 2702, 2780, 3088, 3860, 3892, 3920, 4448, 4865, 5404, 5560, 6176, 6755, 6811, 7720, 7784, 7840, 9457, 9730, 10808, 11120, 13510, 13622, 15440, 15568, 18914, 19460, 21616, 22240, 26827, 27020, 27244, 30880, 31136, 34055, 37828, 38920, 43232, 47285, 53654, 54040, 54488, 68110, 75656, 77840, 94570, 107308, 108080, 108976, 134135, 136220, 151312, 155680, 187789, 189140, 214616, 216160, 217952, 268270, 272440, 302624, 375578, 378280, 429232, 536540, 544880, 751156, 756560, 858464, 938945, 1073080, 1089760, 1314523, 1502312, 1513120, 1877890, 2146160, 2629046, 3004624, 3755780, 4292320, 5258092, 6009248, 6572615, 7511560, 10516184, 13145230, 15023120, 21032368, 26290460, 30046240, 42064736, 52580920, 105161840, 210323680]

約数ペア:

[(1, 210323680), (2, 105161840), (4, 52580920), (5, 42064736), (7, 30046240), (8, 26290460), (10, 21032368), (14, 15023120), (16, 13145230), (20, 10516184), (28, 7511560), (32, 6572615), (35, 6009248), (40, 5258092), (49, 4292320), (56, 3755780), (70, 3004624), (80, 2629046), (98, 2146160), (112, 1877890), (139, 1513120), (140, 1502312), (160, 1314523), (193, 1089760), (196, 1073080), (224, 938945), (245, 858464), (278, 756560), (280, 751156), (386, 544880), (392, 536540), (490, 429232), (556, 378280), (560, 375578), (695, 302624), (772, 272440), (784, 268270), (965, 217952), (973, 216160), (980, 214616), (1112, 189140), (1120, 187789), (1351, 155680), (1390, 151312), (1544, 136220), (1568, 134135), (1930, 108976), (1946, 108080), (1960, 107308), (2224, 94570), (2702, 77840), (2780, 75656), (3088, 68110), (3860, 54488), (3892, 54040), (3920, 53654), (4448, 47285), (4865, 43232), (5404, 38920), (5560, 37828), (6176, 34055), (6755, 31136), (6811, 30880), (7720, 27244), (7784, 27020), (7840, 26827), (9457, 22240), (9730, 21616), (10808, 19460), (11120, 18914), (13510, 15568), (13622, 15440)]