47920180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 133451136

約数和(自身を除く): 85530956

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 37, 44, 55, 58, 70, 74, 77, 110, 116, 140, 145, 148, 154, 185, 203, 220, 259, 290, 308, 319, 370, 385, 406, 407, 518, 580, 638, 740, 770, 812, 814, 841, 1015, 1036, 1073, 1276, 1295, 1540, 1595, 1628, 1682, 2030, 2035, 2146, 2233, 2590, 2849, 3190, 3364, 4060, 4070, 4205, 4292, 4466, 5180, 5365, 5698, 5887, 6380, 7511, 8140, 8410, 8932, 9251, 10730, 11165, 11396, 11774, 11803, 14245, 15022, 16820, 18502, 21460, 22330, 23548, 23606, 28490, 29435, 30044, 31117, 37004, 37555, 44660, 46255, 47212, 56980, 58870, 59015, 62234, 64757, 75110, 82621, 92510, 117740, 118030, 124468, 129514, 150220, 155585, 165242, 185020, 217819, 236060, 259028, 311170, 323785, 330484, 342287, 413105, 435638, 622340, 647570, 684574, 826210, 871276, 1089095, 1295140, 1369148, 1652420, 1711435, 2178190, 2396009, 3422870, 4356380, 4792018, 6845740, 9584036, 11980045, 23960090, 47920180]

約数ペア:

[(1, 47920180), (2, 23960090), (4, 11980045), (5, 9584036), (7, 6845740), (10, 4792018), (11, 4356380), (14, 3422870), (20, 2396009), (22, 2178190), (28, 1711435), (29, 1652420), (35, 1369148), (37, 1295140), (44, 1089095), (55, 871276), (58, 826210), (70, 684574), (74, 647570), (77, 622340), (110, 435638), (116, 413105), (140, 342287), (145, 330484), (148, 323785), (154, 311170), (185, 259028), (203, 236060), (220, 217819), (259, 185020), (290, 165242), (308, 155585), (319, 150220), (370, 129514), (385, 124468), (406, 118030), (407, 117740), (518, 92510), (580, 82621), (638, 75110), (740, 64757), (770, 62234), (812, 59015), (814, 58870), (841, 56980), (1015, 47212), (1036, 46255), (1073, 44660), (1276, 37555), (1295, 37004), (1540, 31117), (1595, 30044), (1628, 29435), (1682, 28490), (2030, 23606), (2035, 23548), (2146, 22330), (2233, 21460), (2590, 18502), (2849, 16820), (3190, 15022), (3364, 14245), (4060, 11803), (4070, 11774), (4205, 11396), (4292, 11165), (4466, 10730), (5180, 9251), (5365, 8932), (5698, 8410), (5887, 8140), (6380, 7511)]