210123078

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{929}}^1$

素因数の和:1117

約数の個数: 64

約数和(自身を含む): 482112000

約数和(自身を除く): 271988922

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 149, 253, 298, 447, 506, 759, 894, 929, 1518, 1639, 1858, 2787, 3278, 3427, 4917, 5574, 6854, 9834, 10219, 10281, 20438, 20562, 21367, 30657, 37697, 42734, 61314, 64101, 75394, 113091, 128202, 138421, 226182, 235037, 276842, 415263, 470074, 705111, 830526, 1410222, 1522631, 3045262, 3183683, 4567893, 6367366, 9135786, 9551049, 19102098, 35020513, 70041026, 105061539, 210123078]

約数ペア:

[(1, 210123078), (2, 105061539), (3, 70041026), (6, 35020513), (11, 19102098), (22, 9551049), (23, 9135786), (33, 6367366), (46, 4567893), (66, 3183683), (69, 3045262), (138, 1522631), (149, 1410222), (253, 830526), (298, 705111), (447, 470074), (506, 415263), (759, 276842), (894, 235037), (929, 226182), (1518, 138421), (1639, 128202), (1858, 113091), (2787, 75394), (3278, 64101), (3427, 61314), (4917, 42734), (5574, 37697), (6854, 30657), (9834, 21367), (10219, 20562), (10281, 20438)]