320401928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{3191}}^1$

素因数の和:3378

約数の個数: 64

約数和(自身を含む): 753822720

約数和(自身を除く): 433420792

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 163, 308, 326, 616, 652, 1141, 1304, 1793, 2282, 3191, 3586, 4564, 6382, 7172, 9128, 12551, 12764, 14344, 22337, 25102, 25528, 35101, 44674, 50204, 70202, 89348, 100408, 140404, 178696, 245707, 280808, 491414, 520133, 982828, 1040266, 1965656, 2080532, 3640931, 4161064, 5721463, 7281862, 11442926, 14563724, 22885852, 29127448, 40050241, 45771704, 80100482, 160200964, 320401928]

約数ペア:

[(1, 320401928), (2, 160200964), (4, 80100482), (7, 45771704), (8, 40050241), (11, 29127448), (14, 22885852), (22, 14563724), (28, 11442926), (44, 7281862), (56, 5721463), (77, 4161064), (88, 3640931), (154, 2080532), (163, 1965656), (308, 1040266), (326, 982828), (616, 520133), (652, 491414), (1141, 280808), (1304, 245707), (1793, 178696), (2282, 140404), (3191, 100408), (3586, 89348), (4564, 70202), (6382, 50204), (7172, 44674), (9128, 35101), (12551, 25528), (12764, 25102), (14344, 22337)]