79276780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 202704768

約数和(自身を除く): 123427988

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 41, 44, 47, 55, 68, 82, 85, 94, 110, 121, 164, 170, 187, 188, 205, 220, 235, 242, 340, 374, 410, 451, 470, 484, 517, 605, 697, 748, 799, 820, 902, 935, 940, 1034, 1210, 1394, 1598, 1804, 1870, 1927, 2057, 2068, 2255, 2420, 2585, 2788, 3196, 3485, 3740, 3854, 3995, 4114, 4510, 4961, 5170, 5687, 6970, 7667, 7708, 7990, 8228, 8789, 9020, 9635, 9922, 10285, 10340, 11374, 13940, 15334, 15980, 17578, 19270, 19844, 20570, 21197, 22748, 24805, 28435, 30668, 32759, 35156, 38335, 38540, 41140, 42394, 43945, 49610, 56870, 65518, 76670, 84337, 84788, 87890, 96679, 99220, 105985, 113740, 131036, 153340, 163795, 168674, 175780, 193358, 211970, 233167, 327590, 337348, 360349, 386716, 421685, 423940, 466334, 483395, 655180, 720698, 843370, 932668, 966790, 1165835, 1441396, 1686740, 1801745, 1933580, 2331670, 3603490, 3963839, 4663340, 7206980, 7927678, 15855356, 19819195, 39638390, 79276780]

約数ペア:

[(1, 79276780), (2, 39638390), (4, 19819195), (5, 15855356), (10, 7927678), (11, 7206980), (17, 4663340), (20, 3963839), (22, 3603490), (34, 2331670), (41, 1933580), (44, 1801745), (47, 1686740), (55, 1441396), (68, 1165835), (82, 966790), (85, 932668), (94, 843370), (110, 720698), (121, 655180), (164, 483395), (170, 466334), (187, 423940), (188, 421685), (205, 386716), (220, 360349), (235, 337348), (242, 327590), (340, 233167), (374, 211970), (410, 193358), (451, 175780), (470, 168674), (484, 163795), (517, 153340), (605, 131036), (697, 113740), (748, 105985), (799, 99220), (820, 96679), (902, 87890), (935, 84788), (940, 84337), (1034, 76670), (1210, 65518), (1394, 56870), (1598, 49610), (1804, 43945), (1870, 42394), (1927, 41140), (2057, 38540), (2068, 38335), (2255, 35156), (2420, 32759), (2585, 30668), (2788, 28435), (3196, 24805), (3485, 22748), (3740, 21197), (3854, 20570), (3995, 19844), (4114, 19270), (4510, 17578), (4961, 15980), (5170, 15334), (5687, 13940), (6970, 11374), (7667, 10340), (7708, 10285), (7990, 9922), (8228, 9635), (8789, 9020)]