272808680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 652043520

約数和(自身を除く): 379234840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 151, 155, 188, 235, 248, 302, 310, 376, 470, 604, 620, 755, 940, 961, 1208, 1240, 1457, 1510, 1880, 1922, 2914, 3020, 3844, 4681, 4805, 5828, 6040, 7097, 7285, 7688, 9362, 9610, 11656, 14194, 14570, 18724, 19220, 23405, 28388, 29140, 35485, 37448, 38440, 45167, 46810, 56776, 58280, 70970, 90334, 93620, 141940, 145111, 180668, 187240, 220007, 225835, 283880, 290222, 361336, 440014, 451670, 580444, 725555, 880028, 903340, 1100035, 1160888, 1451110, 1760056, 1806680, 2200070, 2902220, 4400140, 5804440, 6820217, 8800280, 13640434, 27280868, 34101085, 54561736, 68202170, 136404340, 272808680]

約数ペア:

[(1, 272808680), (2, 136404340), (4, 68202170), (5, 54561736), (8, 34101085), (10, 27280868), (20, 13640434), (31, 8800280), (40, 6820217), (47, 5804440), (62, 4400140), (94, 2902220), (124, 2200070), (151, 1806680), (155, 1760056), (188, 1451110), (235, 1160888), (248, 1100035), (302, 903340), (310, 880028), (376, 725555), (470, 580444), (604, 451670), (620, 440014), (755, 361336), (940, 290222), (961, 283880), (1208, 225835), (1240, 220007), (1457, 187240), (1510, 180668), (1880, 145111), (1922, 141940), (2914, 93620), (3020, 90334), (3844, 70970), (4681, 58280), (4805, 56776), (5828, 46810), (6040, 45167), (7097, 38440), (7285, 37448), (7688, 35485), (9362, 29140), (9610, 28388), (11656, 23405), (14194, 19220), (14570, 18724)]