239113168

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1236

約数の個数: 80

約数和(自身を含む): 555996160

約数和(自身を除く): 316882992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 61, 62, 112, 122, 124, 217, 244, 248, 427, 434, 488, 496, 854, 868, 976, 1129, 1708, 1736, 1891, 2258, 3416, 3472, 3782, 4516, 6832, 7564, 7903, 9032, 13237, 15128, 15806, 18064, 26474, 30256, 31612, 34999, 52948, 63224, 68869, 69998, 105896, 126448, 137738, 139996, 211792, 244993, 275476, 279992, 482083, 489986, 550952, 559984, 964166, 979972, 1101904, 1928332, 1959944, 2134939, 3856664, 3919888, 4269878, 7713328, 8539756, 14944573, 17079512, 29889146, 34159024, 59778292, 119556584, 239113168]

約数ペア:

[(1, 239113168), (2, 119556584), (4, 59778292), (7, 34159024), (8, 29889146), (14, 17079512), (16, 14944573), (28, 8539756), (31, 7713328), (56, 4269878), (61, 3919888), (62, 3856664), (112, 2134939), (122, 1959944), (124, 1928332), (217, 1101904), (244, 979972), (248, 964166), (427, 559984), (434, 550952), (488, 489986), (496, 482083), (854, 279992), (868, 275476), (976, 244993), (1129, 211792), (1708, 139996), (1736, 137738), (1891, 126448), (2258, 105896), (3416, 69998), (3472, 68869), (3782, 63224), (4516, 52948), (6832, 34999), (7564, 31612), (7903, 30256), (9032, 26474), (13237, 18064), (15128, 15806)]