291237120020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{189115013}}^1$

素因数の和:189115040

約数の個数: 48

約数和(自身を含む): 762511736448

約数和(自身を除く): 471274616428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 189115013, 378230026, 756460052, 945575065, 1323805091, 1891150130, 2080265143, 2647610182, 3782300260, 4160530286, 5295220364, 6619025455, 8321060572, 10401325715, 13238050910, 14561856001, 20802651430, 26476101820, 29123712002, 41605302860, 58247424004, 72809280005, 145618560010, 291237120020]

約数ペア:

[(1, 291237120020), (2, 145618560010), (4, 72809280005), (5, 58247424004), (7, 41605302860), (10, 29123712002), (11, 26476101820), (14, 20802651430), (20, 14561856001), (22, 13238050910), (28, 10401325715), (35, 8321060572), (44, 6619025455), (55, 5295220364), (70, 4160530286), (77, 3782300260), (110, 2647610182), (140, 2080265143), (154, 1891150130), (220, 1323805091), (308, 945575065), (385, 756460052), (770, 378230026), (1540, 189115013)]