247412736

素因数分解:

$2^{11}\times 3^2\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 739327680

約数和(自身を除く): 491914944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 433, 496, 512, 558, 576, 744, 768, 866, 992, 1024, 1116, 1152, 1299, 1488, 1536, 1732, 1984, 2048, 2232, 2304, 2598, 2976, 3072, 3464, 3897, 3968, 4464, 4608, 5196, 5952, 6144, 6928, 7794, 7936, 8928, 9216, 10392, 11904, 13423, 13856, 15588, 15872, 17856, 18432, 20784, 23808, 26846, 27712, 31176, 31744, 35712, 40269, 41568, 47616, 53692, 55424, 62352, 63488, 71424, 80538, 83136, 95232, 107384, 110848, 120807, 124704, 142848, 161076, 166272, 190464, 214768, 221696, 241614, 249408, 285696, 322152, 332544, 429536, 443392, 483228, 498816, 571392, 644304, 665088, 859072, 886784, 966456, 997632, 1288608, 1330176, 1718144, 1932912, 1995264, 2577216, 2660352, 3436288, 3865824, 3990528, 5154432, 6872576, 7731648, 7981056, 10308864, 13745152, 15463296, 20617728, 27490304, 30926592, 41235456, 61853184, 82470912, 123706368, 247412736]

約数ペア:

[(1, 247412736), (2, 123706368), (3, 82470912), (4, 61853184), (6, 41235456), (8, 30926592), (9, 27490304), (12, 20617728), (16, 15463296), (18, 13745152), (24, 10308864), (31, 7981056), (32, 7731648), (36, 6872576), (48, 5154432), (62, 3990528), (64, 3865824), (72, 3436288), (93, 2660352), (96, 2577216), (124, 1995264), (128, 1932912), (144, 1718144), (186, 1330176), (192, 1288608), (248, 997632), (256, 966456), (279, 886784), (288, 859072), (372, 665088), (384, 644304), (433, 571392), (496, 498816), (512, 483228), (558, 443392), (576, 429536), (744, 332544), (768, 322152), (866, 285696), (992, 249408), (1024, 241614), (1116, 221696), (1152, 214768), (1299, 190464), (1488, 166272), (1536, 161076), (1732, 142848), (1984, 124704), (2048, 120807), (2232, 110848), (2304, 107384), (2598, 95232), (2976, 83136), (3072, 80538), (3464, 71424), (3897, 63488), (3968, 62352), (4464, 55424), (4608, 53692), (5196, 47616), (5952, 41568), (6144, 40269), (6928, 35712), (7794, 31744), (7936, 31176), (8928, 27712), (9216, 26846), (10392, 23808), (11904, 20784), (13423, 18432), (13856, 17856), (15588, 15872)]