388623872

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:496

約数の個数: 160

約数和(自身を含む): 1008268800

約数和(自身を除く): 619644928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 182, 208, 224, 247, 256, 266, 304, 364, 416, 439, 448, 494, 512, 532, 608, 728, 832, 878, 896, 988, 1064, 1216, 1456, 1664, 1729, 1756, 1792, 1976, 2128, 2432, 2912, 3073, 3328, 3458, 3512, 3584, 3952, 4256, 4864, 5707, 5824, 6146, 6656, 6916, 7024, 7904, 8341, 8512, 9728, 11414, 11648, 12292, 13832, 14048, 15808, 16682, 17024, 22828, 23296, 24584, 27664, 28096, 31616, 33364, 34048, 39949, 45656, 46592, 49168, 55328, 56192, 58387, 63232, 66728, 68096, 79898, 91312, 98336, 108433, 110656, 112384, 116774, 126464, 133456, 159796, 182624, 196672, 216866, 221312, 224768, 233548, 266912, 319592, 365248, 393344, 433732, 442624, 467096, 533824, 639184, 730496, 759031, 786688, 867464, 885248, 934192, 1067648, 1278368, 1460992, 1518062, 1573376, 1734928, 1868384, 2135296, 2556736, 2921984, 3036124, 3469856, 3736768, 4270592, 5113472, 6072248, 6939712, 7473536, 10226944, 12144496, 13879424, 14947072, 20453888, 24288992, 27758848, 29894144, 48577984, 55517696, 97155968, 194311936, 388623872]

約数ペア:

[(1, 388623872), (2, 194311936), (4, 97155968), (7, 55517696), (8, 48577984), (13, 29894144), (14, 27758848), (16, 24288992), (19, 20453888), (26, 14947072), (28, 13879424), (32, 12144496), (38, 10226944), (52, 7473536), (56, 6939712), (64, 6072248), (76, 5113472), (91, 4270592), (104, 3736768), (112, 3469856), (128, 3036124), (133, 2921984), (152, 2556736), (182, 2135296), (208, 1868384), (224, 1734928), (247, 1573376), (256, 1518062), (266, 1460992), (304, 1278368), (364, 1067648), (416, 934192), (439, 885248), (448, 867464), (494, 786688), (512, 759031), (532, 730496), (608, 639184), (728, 533824), (832, 467096), (878, 442624), (896, 433732), (988, 393344), (1064, 365248), (1216, 319592), (1456, 266912), (1664, 233548), (1729, 224768), (1756, 221312), (1792, 216866), (1976, 196672), (2128, 182624), (2432, 159796), (2912, 133456), (3073, 126464), (3328, 116774), (3458, 112384), (3512, 110656), (3584, 108433), (3952, 98336), (4256, 91312), (4864, 79898), (5707, 68096), (5824, 66728), (6146, 63232), (6656, 58387), (6916, 56192), (7024, 55328), (7904, 49168), (8341, 46592), (8512, 45656), (9728, 39949), (11414, 34048), (11648, 33364), (12292, 31616), (13832, 28096), (14048, 27664), (15808, 24584), (16682, 23296), (17024, 22828)]