140286916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:961

約数の個数: 72

約数和(自身を含む): 315318528

約数和(自身を除く): 175031612

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 121, 154, 188, 242, 308, 329, 484, 517, 658, 847, 881, 1034, 1316, 1694, 1762, 2068, 3388, 3524, 3619, 5687, 6167, 7238, 9691, 11374, 12334, 14476, 19382, 22748, 24668, 38764, 39809, 41407, 67837, 79618, 82814, 106601, 135674, 159236, 165628, 213202, 271348, 289849, 426404, 455477, 579698, 746207, 910954, 1159396, 1492414, 1821908, 2984828, 3188339, 5010247, 6376678, 10020494, 12753356, 20040988, 35071729, 70143458, 140286916]

約数ペア:

[(1, 140286916), (2, 70143458), (4, 35071729), (7, 20040988), (11, 12753356), (14, 10020494), (22, 6376678), (28, 5010247), (44, 3188339), (47, 2984828), (77, 1821908), (94, 1492414), (121, 1159396), (154, 910954), (188, 746207), (242, 579698), (308, 455477), (329, 426404), (484, 289849), (517, 271348), (658, 213202), (847, 165628), (881, 159236), (1034, 135674), (1316, 106601), (1694, 82814), (1762, 79618), (2068, 67837), (3388, 41407), (3524, 39809), (3619, 38764), (5687, 24668), (6167, 22748), (7238, 19382), (9691, 14476), (11374, 12334)]