128611968

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{7789}}^1$

素因数の和:7849

約数の個数: 64

約数和(自身を含む): 349615200

約数和(自身を除く): 221003232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1376, 2064, 2752, 4128, 5504, 7789, 8256, 15578, 16512, 23367, 31156, 46734, 62312, 93468, 124624, 186936, 249248, 334927, 373872, 498496, 669854, 747744, 996992, 1004781, 1339708, 1495488, 2009562, 2679416, 2990976, 4019124, 5358832, 8038248, 10717664, 16076496, 21435328, 32152992, 42870656, 64305984, 128611968]

約数ペア:

[(1, 128611968), (2, 64305984), (3, 42870656), (4, 32152992), (6, 21435328), (8, 16076496), (12, 10717664), (16, 8038248), (24, 5358832), (32, 4019124), (43, 2990976), (48, 2679416), (64, 2009562), (86, 1495488), (96, 1339708), (128, 1004781), (129, 996992), (172, 747744), (192, 669854), (258, 498496), (344, 373872), (384, 334927), (516, 249248), (688, 186936), (1032, 124624), (1376, 93468), (2064, 62312), (2752, 46734), (4128, 31156), (5504, 23367), (7789, 16512), (8256, 15578)]