320419464

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^2\times {\mathrm{691}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 808020720

約数和(自身を除く): 487601256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 691, 834, 1112, 1382, 1668, 2073, 2764, 3336, 4146, 5528, 8292, 16584, 19321, 38642, 57963, 77284, 96049, 115926, 154568, 192098, 231852, 288147, 384196, 463704, 576294, 768392, 1152588, 2305176, 13350811, 26701622, 40052433, 53403244, 80104866, 106806488, 160209732, 320419464]

約数ペア:

[(1, 320419464), (2, 160209732), (3, 106806488), (4, 80104866), (6, 53403244), (8, 40052433), (12, 26701622), (24, 13350811), (139, 2305176), (278, 1152588), (417, 768392), (556, 576294), (691, 463704), (834, 384196), (1112, 288147), (1382, 231852), (1668, 192098), (2073, 154568), (2764, 115926), (3336, 96049), (4146, 77284), (5528, 57963), (8292, 38642), (16584, 19321)]