247640512

素因数分解:

$2^6\times 7^3\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:451

約数の個数: 112

約数和(自身を含む): 594360000

約数和(自身を除く): 346719488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 64, 98, 112, 116, 196, 203, 224, 232, 343, 389, 392, 406, 448, 464, 686, 778, 784, 812, 928, 1372, 1421, 1556, 1568, 1624, 1856, 2723, 2744, 2842, 3112, 3136, 3248, 5446, 5488, 5684, 6224, 6496, 9947, 10892, 10976, 11281, 11368, 12448, 12992, 19061, 19894, 21784, 21952, 22562, 22736, 24896, 38122, 39788, 43568, 45124, 45472, 76244, 78967, 79576, 87136, 90248, 90944, 133427, 152488, 157934, 159152, 174272, 180496, 266854, 304976, 315868, 318304, 360992, 533708, 552769, 609952, 631736, 636608, 721984, 1067416, 1105538, 1219904, 1263472, 2134832, 2211076, 2526944, 3869383, 4269664, 4422152, 5053888, 7738766, 8539328, 8844304, 15477532, 17688608, 30955064, 35377216, 61910128, 123820256, 247640512]

約数ペア:

[(1, 247640512), (2, 123820256), (4, 61910128), (7, 35377216), (8, 30955064), (14, 17688608), (16, 15477532), (28, 8844304), (29, 8539328), (32, 7738766), (49, 5053888), (56, 4422152), (58, 4269664), (64, 3869383), (98, 2526944), (112, 2211076), (116, 2134832), (196, 1263472), (203, 1219904), (224, 1105538), (232, 1067416), (343, 721984), (389, 636608), (392, 631736), (406, 609952), (448, 552769), (464, 533708), (686, 360992), (778, 318304), (784, 315868), (812, 304976), (928, 266854), (1372, 180496), (1421, 174272), (1556, 159152), (1568, 157934), (1624, 152488), (1856, 133427), (2723, 90944), (2744, 90248), (2842, 87136), (3112, 79576), (3136, 78967), (3248, 76244), (5446, 45472), (5488, 45124), (5684, 43568), (6224, 39788), (6496, 38122), (9947, 24896), (10892, 22736), (10976, 22562), (11281, 21952), (11368, 21784), (12448, 19894), (12992, 19061)]