178492006

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{313}}^1$

素因数の和:386

約数の個数: 72

約数和(自身を含む): 356313384

約数和(自身を除く): 177821378

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 154, 161, 253, 313, 322, 506, 529, 539, 626, 1058, 1078, 1127, 1771, 2191, 2254, 3443, 3542, 3703, 4382, 5819, 6886, 7199, 7406, 11638, 12397, 14398, 15337, 24101, 24794, 25921, 30674, 40733, 48202, 50393, 51842, 79189, 81466, 100786, 158378, 165577, 168707, 285131, 331154, 337414, 352751, 554323, 570262, 705502, 1108646, 1159039, 1821347, 2318078, 3642694, 3880261, 7760522, 8113273, 12749429, 16226546, 25498858, 89246003, 178492006]

約数ペア:

[(1, 178492006), (2, 89246003), (7, 25498858), (11, 16226546), (14, 12749429), (22, 8113273), (23, 7760522), (46, 3880261), (49, 3642694), (77, 2318078), (98, 1821347), (154, 1159039), (161, 1108646), (253, 705502), (313, 570262), (322, 554323), (506, 352751), (529, 337414), (539, 331154), (626, 285131), (1058, 168707), (1078, 165577), (1127, 158378), (1771, 100786), (2191, 81466), (2254, 79189), (3443, 51842), (3542, 50393), (3703, 48202), (4382, 40733), (5819, 30674), (6886, 25921), (7199, 24794), (7406, 24101), (11638, 15337), (12397, 14398)]