320436728

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{3389}}^1$

素因数の和:3671

約数の個数: 32

約数和(自身を含む): 615081600

約数和(自身を除く): 294644872

約数列:

[1, 2, 4, 8, 53, 106, 212, 223, 424, 446, 892, 1784, 3389, 6778, 11819, 13556, 23638, 27112, 47276, 94552, 179617, 359234, 718468, 755747, 1436936, 1511494, 3022988, 6045976, 40054591, 80109182, 160218364, 320436728]

約数ペア:

[(1, 320436728), (2, 160218364), (4, 80109182), (8, 40054591), (53, 6045976), (106, 3022988), (212, 1511494), (223, 1436936), (424, 755747), (446, 718468), (892, 359234), (1784, 179617), (3389, 94552), (6778, 47276), (11819, 27112), (13556, 23638)]