218416440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{491}}^1$

素因数の和:853

約数の個数: 128

約数和(自身を含む): 718398720

約数和(自身を除く): 499982280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 337, 440, 491, 660, 674, 982, 1011, 1320, 1348, 1473, 1685, 1964, 2022, 2455, 2696, 2946, 3370, 3707, 3928, 4044, 4910, 5055, 5401, 5892, 6740, 7365, 7414, 8088, 9820, 10110, 10802, 11121, 11784, 13480, 14730, 14828, 16203, 18535, 19640, 20220, 21604, 22242, 27005, 29460, 29656, 32406, 37070, 40440, 43208, 44484, 54010, 55605, 58920, 64812, 74140, 81015, 88968, 108020, 111210, 129624, 148280, 162030, 165467, 216040, 222420, 324060, 330934, 444840, 496401, 648120, 661868, 827335, 992802, 1323736, 1654670, 1820137, 1985604, 2482005, 3309340, 3640274, 3971208, 4964010, 5460411, 6618680, 7280548, 9100685, 9928020, 10920822, 14561096, 18201370, 19856040, 21841644, 27302055, 36402740, 43683288, 54604110, 72805480, 109208220, 218416440]

約数ペア:

[(1, 218416440), (2, 109208220), (3, 72805480), (4, 54604110), (5, 43683288), (6, 36402740), (8, 27302055), (10, 21841644), (11, 19856040), (12, 18201370), (15, 14561096), (20, 10920822), (22, 9928020), (24, 9100685), (30, 7280548), (33, 6618680), (40, 5460411), (44, 4964010), (55, 3971208), (60, 3640274), (66, 3309340), (88, 2482005), (110, 1985604), (120, 1820137), (132, 1654670), (165, 1323736), (220, 992802), (264, 827335), (330, 661868), (337, 648120), (440, 496401), (491, 444840), (660, 330934), (674, 324060), (982, 222420), (1011, 216040), (1320, 165467), (1348, 162030), (1473, 148280), (1685, 129624), (1964, 111210), (2022, 108020), (2455, 88968), (2696, 81015), (2946, 74140), (3370, 64812), (3707, 58920), (3928, 55605), (4044, 54010), (4910, 44484), (5055, 43208), (5401, 40440), (5892, 37070), (6740, 32406), (7365, 29656), (7414, 29460), (8088, 27005), (9820, 22242), (10110, 21604), (10802, 20220), (11121, 19640), (11784, 18535), (13480, 16203), (14730, 14828)]