1680667072

素因数分解:

$2^6\times 7^3\times {\mathrm{76561}}^1$

素因数の和:76594

約数の個数: 56

約数和(自身を含む): 3889349600

約数和(自身を除く): 2208682528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 1372, 1568, 2744, 3136, 5488, 10976, 21952, 76561, 153122, 306244, 535927, 612488, 1071854, 1224976, 2143708, 2449952, 3751489, 4287416, 4899904, 7502978, 8574832, 15005956, 17149664, 26260423, 30011912, 34299328, 52520846, 60023824, 105041692, 120047648, 210083384, 240095296, 420166768, 840333536, 1680667072]

約数ペア:

[(1, 1680667072), (2, 840333536), (4, 420166768), (7, 240095296), (8, 210083384), (14, 120047648), (16, 105041692), (28, 60023824), (32, 52520846), (49, 34299328), (56, 30011912), (64, 26260423), (98, 17149664), (112, 15005956), (196, 8574832), (224, 7502978), (343, 4899904), (392, 4287416), (448, 3751489), (686, 2449952), (784, 2143708), (1372, 1224976), (1568, 1071854), (2744, 612488), (3136, 535927), (5488, 306244), (10976, 153122), (21952, 76561)]