128272340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{24763}}^1$

素因数の和:24816

約数の個数: 48

約数和(自身を含む): 316186752

約数和(自身を除く): 187914412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 24763, 49526, 99052, 123815, 173341, 247630, 346682, 495260, 693364, 866705, 916231, 1733410, 1832462, 3466820, 3664924, 4581155, 6413617, 9162310, 12827234, 18324620, 25654468, 32068085, 64136170, 128272340]

約数ペア:

[(1, 128272340), (2, 64136170), (4, 32068085), (5, 25654468), (7, 18324620), (10, 12827234), (14, 9162310), (20, 6413617), (28, 4581155), (35, 3664924), (37, 3466820), (70, 1832462), (74, 1733410), (140, 916231), (148, 866705), (185, 693364), (259, 495260), (370, 346682), (518, 247630), (740, 173341), (1036, 123815), (1295, 99052), (2590, 49526), (5180, 24763)]