748418220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1979}}^1$

素因数の和:2196

約数の個数: 144

約数和(自身を含む): 2490808320

約数和(自身を除く): 1742390100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 191, 198, 220, 330, 382, 396, 495, 573, 660, 764, 955, 990, 1146, 1719, 1910, 1979, 1980, 2101, 2292, 2865, 3438, 3820, 3958, 4202, 5730, 5937, 6303, 6876, 7916, 8404, 8595, 9895, 10505, 11460, 11874, 12606, 17190, 17811, 18909, 19790, 21010, 21769, 23748, 25212, 29685, 31515, 34380, 35622, 37818, 39580, 42020, 43538, 59370, 63030, 65307, 71244, 75636, 87076, 89055, 94545, 108845, 118740, 126060, 130614, 178110, 189090, 195921, 217690, 261228, 326535, 356220, 377989, 378180, 391842, 435380, 653070, 755978, 783684, 979605, 1133967, 1306140, 1511956, 1889945, 1959210, 2267934, 3401901, 3779890, 3918420, 4157879, 4535868, 5669835, 6803802, 7559780, 8315758, 11339670, 12473637, 13607604, 16631516, 17009505, 20789395, 22679340, 24947274, 34019010, 37420911, 41578790, 49894548, 62368185, 68038020, 74841822, 83157580, 124736370, 149683644, 187104555, 249472740, 374209110, 748418220]

約数ペア:

[(1, 748418220), (2, 374209110), (3, 249472740), (4, 187104555), (5, 149683644), (6, 124736370), (9, 83157580), (10, 74841822), (11, 68038020), (12, 62368185), (15, 49894548), (18, 41578790), (20, 37420911), (22, 34019010), (30, 24947274), (33, 22679340), (36, 20789395), (44, 17009505), (45, 16631516), (55, 13607604), (60, 12473637), (66, 11339670), (90, 8315758), (99, 7559780), (110, 6803802), (132, 5669835), (165, 4535868), (180, 4157879), (191, 3918420), (198, 3779890), (220, 3401901), (330, 2267934), (382, 1959210), (396, 1889945), (495, 1511956), (573, 1306140), (660, 1133967), (764, 979605), (955, 783684), (990, 755978), (1146, 653070), (1719, 435380), (1910, 391842), (1979, 378180), (1980, 377989), (2101, 356220), (2292, 326535), (2865, 261228), (3438, 217690), (3820, 195921), (3958, 189090), (4202, 178110), (5730, 130614), (5937, 126060), (6303, 118740), (6876, 108845), (7916, 94545), (8404, 89055), (8595, 87076), (9895, 75636), (10505, 71244), (11460, 65307), (11874, 63030), (12606, 59370), (17190, 43538), (17811, 42020), (18909, 39580), (19790, 37818), (21010, 35622), (21769, 34380), (23748, 31515), (25212, 29685)]