144288280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{189853}}^1$

素因数の和:189883

約数の個数: 32

約数和(自身を含む): 341737200

約数和(自身を除く): 197448920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 189853, 379706, 759412, 949265, 1518824, 1898530, 3607207, 3797060, 7214414, 7594120, 14428828, 18036035, 28857656, 36072070, 72144140, 144288280]

約数ペア:

[(1, 144288280), (2, 72144140), (4, 36072070), (5, 28857656), (8, 18036035), (10, 14428828), (19, 7594120), (20, 7214414), (38, 3797060), (40, 3607207), (76, 1898530), (95, 1518824), (152, 949265), (190, 759412), (380, 379706), (760, 189853)]