20813138610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2801}}^1$

素因数の和:2945

約数の個数: 192

約数和(自身を含む): 57957016320

約数和(自身を除く): 37143877710

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 89, 110, 115, 121, 138, 165, 178, 230, 242, 253, 267, 330, 345, 363, 445, 506, 534, 605, 690, 726, 759, 890, 979, 1210, 1265, 1335, 1518, 1815, 1958, 2047, 2530, 2670, 2783, 2801, 2937, 3630, 3795, 4094, 4895, 5566, 5602, 5874, 6141, 7590, 8349, 8403, 9790, 10235, 10769, 12282, 13915, 14005, 14685, 16698, 16806, 20470, 21538, 22517, 27830, 28010, 29370, 30705, 30811, 32307, 41745, 42015, 45034, 53845, 61410, 61622, 64423, 64614, 67551, 83490, 84030, 92433, 107690, 112585, 128846, 135102, 154055, 161535, 184866, 193269, 225170, 247687, 249289, 308110, 322115, 323070, 337755, 338921, 386538, 462165, 495374, 498578, 644230, 675510, 677842, 708653, 743061, 747867, 924330, 966345, 1016763, 1238435, 1246445, 1417306, 1486122, 1495734, 1694605, 1932690, 2033526, 2125959, 2476870, 2492890, 2742179, 3389210, 3543265, 3715305, 3739335, 4251918, 5083815, 5484358, 5733647, 7086530, 7430610, 7478670, 7795183, 8226537, 10167630, 10629795, 11467294, 13710895, 15590366, 16453074, 17200941, 21259590, 23385549, 27421790, 28668235, 30163969, 34401882, 38975915, 41132685, 46771098, 57336470, 60327938, 63070117, 77951830, 82265370, 86004705, 90491907, 116927745, 126140234, 150819845, 172009410, 180983814, 189210351, 233855490, 301639690, 315350585, 378420702, 452459535, 630701170, 693771287, 904919070, 946051755, 1387542574, 1892103510, 2081313861, 3468856435, 4162627722, 6937712870, 10406569305, 20813138610]

約数ペア:

[(1, 20813138610), (2, 10406569305), (3, 6937712870), (5, 4162627722), (6, 3468856435), (10, 2081313861), (11, 1892103510), (15, 1387542574), (22, 946051755), (23, 904919070), (30, 693771287), (33, 630701170), (46, 452459535), (55, 378420702), (66, 315350585), (69, 301639690), (89, 233855490), (110, 189210351), (115, 180983814), (121, 172009410), (138, 150819845), (165, 126140234), (178, 116927745), (230, 90491907), (242, 86004705), (253, 82265370), (267, 77951830), (330, 63070117), (345, 60327938), (363, 57336470), (445, 46771098), (506, 41132685), (534, 38975915), (605, 34401882), (690, 30163969), (726, 28668235), (759, 27421790), (890, 23385549), (979, 21259590), (1210, 17200941), (1265, 16453074), (1335, 15590366), (1518, 13710895), (1815, 11467294), (1958, 10629795), (2047, 10167630), (2530, 8226537), (2670, 7795183), (2783, 7478670), (2801, 7430610), (2937, 7086530), (3630, 5733647), (3795, 5484358), (4094, 5083815), (4895, 4251918), (5566, 3739335), (5602, 3715305), (5874, 3543265), (6141, 3389210), (7590, 2742179), (8349, 2492890), (8403, 2476870), (9790, 2125959), (10235, 2033526), (10769, 1932690), (12282, 1694605), (13915, 1495734), (14005, 1486122), (14685, 1417306), (16698, 1246445), (16806, 1238435), (20470, 1016763), (21538, 966345), (22517, 924330), (27830, 747867), (28010, 743061), (29370, 708653), (30705, 677842), (30811, 675510), (32307, 644230), (41745, 498578), (42015, 495374), (45034, 462165), (53845, 386538), (61410, 338921), (61622, 337755), (64423, 323070), (64614, 322115), (67551, 308110), (83490, 249289), (84030, 247687), (92433, 225170), (107690, 193269), (112585, 184866), (128846, 161535), (135102, 154055)]