328720672

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77237}}^1$

素因数の和:77273

約数の個数: 48

約数和(自身を含む): 778559040

約数和(自身を除く): 449838368

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 77237, 154474, 308948, 540659, 617896, 1081318, 1235792, 1467503, 2162636, 2471584, 2935006, 4325272, 5870012, 8650544, 10272521, 11740024, 17301088, 20545042, 23480048, 41090084, 46960096, 82180168, 164360336, 328720672]

約数ペア:

[(1, 328720672), (2, 164360336), (4, 82180168), (7, 46960096), (8, 41090084), (14, 23480048), (16, 20545042), (19, 17301088), (28, 11740024), (32, 10272521), (38, 8650544), (56, 5870012), (76, 4325272), (112, 2935006), (133, 2471584), (152, 2162636), (224, 1467503), (266, 1235792), (304, 1081318), (532, 617896), (608, 540659), (1064, 308948), (2128, 154474), (4256, 77237)]