261438120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{967}}^1$

素因数の和:1735

約数の個数: 96

約数和(自身を含む): 851685120

約数和(自身を除く): 590247000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 751, 967, 1502, 1934, 2253, 2901, 3004, 3755, 3868, 4506, 4835, 5802, 6008, 6759, 7510, 7736, 8703, 9012, 9670, 11265, 11604, 13518, 14505, 15020, 17406, 18024, 19340, 22530, 23208, 27036, 29010, 30040, 33795, 34812, 38680, 43515, 45060, 54072, 58020, 67590, 69624, 87030, 90120, 116040, 135180, 174060, 270360, 348120, 726217, 1452434, 2178651, 2904868, 3631085, 4357302, 5809736, 6535953, 7262170, 8714604, 10893255, 13071906, 14524340, 17429208, 21786510, 26143812, 29048680, 32679765, 43573020, 52287624, 65359530, 87146040, 130719060, 261438120]

約数ペア:

[(1, 261438120), (2, 130719060), (3, 87146040), (4, 65359530), (5, 52287624), (6, 43573020), (8, 32679765), (9, 29048680), (10, 26143812), (12, 21786510), (15, 17429208), (18, 14524340), (20, 13071906), (24, 10893255), (30, 8714604), (36, 7262170), (40, 6535953), (45, 5809736), (60, 4357302), (72, 3631085), (90, 2904868), (120, 2178651), (180, 1452434), (360, 726217), (751, 348120), (967, 270360), (1502, 174060), (1934, 135180), (2253, 116040), (2901, 90120), (3004, 87030), (3755, 69624), (3868, 67590), (4506, 58020), (4835, 54072), (5802, 45060), (6008, 43515), (6759, 38680), (7510, 34812), (7736, 33795), (8703, 30040), (9012, 29010), (9670, 27036), (11265, 23208), (11604, 22530), (13518, 19340), (14505, 18024), (15020, 17406)]