209259008

素因数分解:

$2^9\times 7^2\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 120

約数和(自身を含む): 513136800

約数和(自身を除く): 303877792

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 256, 266, 304, 392, 439, 448, 512, 532, 608, 784, 878, 896, 931, 1064, 1216, 1568, 1756, 1792, 1862, 2128, 2432, 3073, 3136, 3512, 3584, 3724, 4256, 4864, 6146, 6272, 7024, 7448, 8341, 8512, 9728, 12292, 12544, 14048, 14896, 16682, 17024, 21511, 24584, 25088, 28096, 29792, 33364, 34048, 43022, 49168, 56192, 58387, 59584, 66728, 68096, 86044, 98336, 112384, 116774, 119168, 133456, 172088, 196672, 224768, 233548, 238336, 266912, 344176, 393344, 408709, 467096, 476672, 533824, 688352, 786688, 817418, 934192, 1067648, 1376704, 1573376, 1634836, 1868384, 2135296, 2753408, 3269672, 3736768, 4270592, 5506816, 6539344, 7473536, 11013632, 13078688, 14947072, 26157376, 29894144, 52314752, 104629504, 209259008]

約数ペア:

[(1, 209259008), (2, 104629504), (4, 52314752), (7, 29894144), (8, 26157376), (14, 14947072), (16, 13078688), (19, 11013632), (28, 7473536), (32, 6539344), (38, 5506816), (49, 4270592), (56, 3736768), (64, 3269672), (76, 2753408), (98, 2135296), (112, 1868384), (128, 1634836), (133, 1573376), (152, 1376704), (196, 1067648), (224, 934192), (256, 817418), (266, 786688), (304, 688352), (392, 533824), (439, 476672), (448, 467096), (512, 408709), (532, 393344), (608, 344176), (784, 266912), (878, 238336), (896, 233548), (931, 224768), (1064, 196672), (1216, 172088), (1568, 133456), (1756, 119168), (1792, 116774), (1862, 112384), (2128, 98336), (2432, 86044), (3073, 68096), (3136, 66728), (3512, 59584), (3584, 58387), (3724, 56192), (4256, 49168), (4864, 43022), (6146, 34048), (6272, 33364), (7024, 29792), (7448, 28096), (8341, 25088), (8512, 24584), (9728, 21511), (12292, 17024), (12544, 16682), (14048, 14896)]