320516574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{977}}^1$

素因数の和:1169

約数の個数: 64

約数和(自身を含む): 750352896

約数和(自身を除く): 429836322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 107, 146, 214, 219, 321, 438, 511, 642, 749, 977, 1022, 1498, 1533, 1954, 2247, 2931, 3066, 4494, 5862, 6839, 7811, 13678, 15622, 20517, 23433, 41034, 46866, 54677, 71321, 104539, 109354, 142642, 164031, 209078, 213963, 313617, 328062, 427926, 499247, 627234, 731773, 998494, 1463546, 1497741, 2195319, 2995482, 4390638, 7631347, 15262694, 22894041, 45788082, 53419429, 106838858, 160258287, 320516574]

約数ペア:

[(1, 320516574), (2, 160258287), (3, 106838858), (6, 53419429), (7, 45788082), (14, 22894041), (21, 15262694), (42, 7631347), (73, 4390638), (107, 2995482), (146, 2195319), (214, 1497741), (219, 1463546), (321, 998494), (438, 731773), (511, 627234), (642, 499247), (749, 427926), (977, 328062), (1022, 313617), (1498, 213963), (1533, 209078), (1954, 164031), (2247, 142642), (2931, 109354), (3066, 104539), (4494, 71321), (5862, 54677), (6839, 46866), (7811, 41034), (13678, 23433), (15622, 20517)]