278311470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{117431}}^1$

素因数の和:117520

約数の個数: 32

約数和(自身を含む): 676408320

約数和(自身を除く): 398096850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 117431, 234862, 352293, 587155, 704586, 1174310, 1761465, 3522930, 9277049, 18554098, 27831147, 46385245, 55662294, 92770490, 139155735, 278311470]

約数ペア:

[(1, 278311470), (2, 139155735), (3, 92770490), (5, 55662294), (6, 46385245), (10, 27831147), (15, 18554098), (30, 9277049), (79, 3522930), (158, 1761465), (237, 1174310), (395, 704586), (474, 587155), (790, 352293), (1185, 234862), (2370, 117431)]