39043480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 108864000

約数和(自身を除く): 69820520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 41, 56, 70, 76, 82, 95, 133, 140, 152, 164, 179, 190, 205, 266, 280, 287, 328, 358, 380, 410, 532, 574, 665, 716, 760, 779, 820, 895, 1064, 1148, 1253, 1330, 1432, 1435, 1558, 1640, 1790, 2296, 2506, 2660, 2870, 3116, 3401, 3580, 3895, 5012, 5320, 5453, 5740, 6232, 6265, 6802, 7160, 7339, 7790, 10024, 10906, 11480, 12530, 13604, 14678, 15580, 17005, 21812, 23807, 25060, 27208, 27265, 29356, 31160, 34010, 36695, 43624, 47614, 50120, 51373, 54530, 58712, 68020, 73390, 95228, 102746, 109060, 119035, 136040, 139441, 146780, 190456, 205492, 218120, 238070, 256865, 278882, 293560, 410984, 476140, 513730, 557764, 697205, 952280, 976087, 1027460, 1115528, 1394410, 1952174, 2054920, 2788820, 3904348, 4880435, 5577640, 7808696, 9760870, 19521740, 39043480]

約数ペア:

[(1, 39043480), (2, 19521740), (4, 9760870), (5, 7808696), (7, 5577640), (8, 4880435), (10, 3904348), (14, 2788820), (19, 2054920), (20, 1952174), (28, 1394410), (35, 1115528), (38, 1027460), (40, 976087), (41, 952280), (56, 697205), (70, 557764), (76, 513730), (82, 476140), (95, 410984), (133, 293560), (140, 278882), (152, 256865), (164, 238070), (179, 218120), (190, 205492), (205, 190456), (266, 146780), (280, 139441), (287, 136040), (328, 119035), (358, 109060), (380, 102746), (410, 95228), (532, 73390), (574, 68020), (665, 58712), (716, 54530), (760, 51373), (779, 50120), (820, 47614), (895, 43624), (1064, 36695), (1148, 34010), (1253, 31160), (1330, 29356), (1432, 27265), (1435, 27208), (1558, 25060), (1640, 23807), (1790, 21812), (2296, 17005), (2506, 15580), (2660, 14678), (2870, 13604), (3116, 12530), (3401, 11480), (3580, 10906), (3895, 10024), (5012, 7790), (5320, 7339), (5453, 7160), (5740, 6802), (6232, 6265)]