6719720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 17521920

約数和(自身を除く): 10802200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 233, 280, 412, 466, 515, 721, 824, 932, 1030, 1165, 1442, 1631, 1864, 2060, 2330, 2884, 3262, 3605, 4120, 4660, 5768, 6524, 7210, 8155, 9320, 13048, 14420, 16310, 23999, 28840, 32620, 47998, 65240, 95996, 119995, 167993, 191992, 239990, 335986, 479980, 671972, 839965, 959960, 1343944, 1679930, 3359860, 6719720]

約数ペア:

[(1, 6719720), (2, 3359860), (4, 1679930), (5, 1343944), (7, 959960), (8, 839965), (10, 671972), (14, 479980), (20, 335986), (28, 239990), (35, 191992), (40, 167993), (56, 119995), (70, 95996), (103, 65240), (140, 47998), (206, 32620), (233, 28840), (280, 23999), (412, 16310), (466, 14420), (515, 13048), (721, 9320), (824, 8155), (932, 7210), (1030, 6524), (1165, 5768), (1442, 4660), (1631, 4120), (1864, 3605), (2060, 3262), (2330, 2884)]