280021212

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{50839}}^1$

素因数の和:50872

約数の個数: 60

約数和(自身を含む): 775106640

約数和(自身を除く): 495085428

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 306, 324, 459, 612, 918, 1377, 1836, 2754, 5508, 50839, 101678, 152517, 203356, 305034, 457551, 610068, 864263, 915102, 1372653, 1728526, 1830204, 2592789, 2745306, 3457052, 4117959, 5185578, 5490612, 7778367, 8235918, 10371156, 15556734, 16471836, 23335101, 31113468, 46670202, 70005303, 93340404, 140010606, 280021212]

約数ペア:

[(1, 280021212), (2, 140010606), (3, 93340404), (4, 70005303), (6, 46670202), (9, 31113468), (12, 23335101), (17, 16471836), (18, 15556734), (27, 10371156), (34, 8235918), (36, 7778367), (51, 5490612), (54, 5185578), (68, 4117959), (81, 3457052), (102, 2745306), (108, 2592789), (153, 1830204), (162, 1728526), (204, 1372653), (306, 915102), (324, 864263), (459, 610068), (612, 457551), (918, 305034), (1377, 203356), (1836, 152517), (2754, 101678), (5508, 50839)]