220726662

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 489888000

約数和(自身を除く): 269161338

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 107, 159, 214, 318, 321, 499, 642, 689, 998, 1378, 1391, 1497, 2067, 2782, 2994, 4134, 4173, 5671, 6487, 8346, 11342, 12974, 17013, 19461, 26447, 34026, 38922, 52894, 53393, 73723, 79341, 106786, 147446, 158682, 160179, 221169, 320358, 343811, 442338, 687622, 694109, 1031433, 1388218, 2062866, 2082327, 2829829, 4164654, 5659658, 8489487, 16978974, 36787777, 73575554, 110363331, 220726662]

約数ペア:

[(1, 220726662), (2, 110363331), (3, 73575554), (6, 36787777), (13, 16978974), (26, 8489487), (39, 5659658), (53, 4164654), (78, 2829829), (106, 2082327), (107, 2062866), (159, 1388218), (214, 1031433), (318, 694109), (321, 687622), (499, 442338), (642, 343811), (689, 320358), (998, 221169), (1378, 160179), (1391, 158682), (1497, 147446), (2067, 106786), (2782, 79341), (2994, 73723), (4134, 53393), (4173, 52894), (5671, 38922), (6487, 34026), (8346, 26447), (11342, 19461), (12974, 17013)]