18661765920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{16481}}^1$

素因数の和:16843

約数の個数: 192

約数和(自身を含む): 67385799936

約数和(自身を除く): 48724034016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 337, 420, 480, 560, 672, 674, 840, 1011, 1120, 1348, 1680, 1685, 2022, 2359, 2696, 3360, 3370, 4044, 4718, 5055, 5392, 6740, 7077, 8088, 9436, 10110, 10784, 11795, 13480, 14154, 16176, 16481, 18872, 20220, 23590, 26960, 28308, 32352, 32962, 35385, 37744, 40440, 47180, 49443, 53920, 56616, 65924, 70770, 75488, 80880, 82405, 94360, 98886, 113232, 115367, 131848, 141540, 161760, 164810, 188720, 197772, 226464, 230734, 247215, 263696, 283080, 329620, 346101, 377440, 395544, 461468, 494430, 527392, 566160, 576835, 659240, 692202, 791088, 922936, 988860, 1132320, 1153670, 1318480, 1384404, 1582176, 1730505, 1845872, 1977720, 2307340, 2636960, 2768808, 3461010, 3691744, 3955440, 4614680, 5537616, 5554097, 6922020, 7910880, 9229360, 11075232, 11108194, 13844040, 16662291, 18458720, 22216388, 27688080, 27770485, 33324582, 38878679, 44432776, 55376160, 55540970, 66649164, 77757358, 83311455, 88865552, 111081940, 116636037, 133298328, 155514716, 166622910, 177731104, 194393395, 222163880, 233272074, 266596656, 311029432, 333245820, 388786790, 444327760, 466544148, 533193312, 583180185, 622058864, 666491640, 777573580, 888655520, 933088296, 1166360370, 1244117728, 1332983280, 1555147160, 1866176592, 2332720740, 2665966560, 3110294320, 3732353184, 4665441480, 6220588640, 9330882960, 18661765920]

約数ペア:

[(1, 18661765920), (2, 9330882960), (3, 6220588640), (4, 4665441480), (5, 3732353184), (6, 3110294320), (7, 2665966560), (8, 2332720740), (10, 1866176592), (12, 1555147160), (14, 1332983280), (15, 1244117728), (16, 1166360370), (20, 933088296), (21, 888655520), (24, 777573580), (28, 666491640), (30, 622058864), (32, 583180185), (35, 533193312), (40, 466544148), (42, 444327760), (48, 388786790), (56, 333245820), (60, 311029432), (70, 266596656), (80, 233272074), (84, 222163880), (96, 194393395), (105, 177731104), (112, 166622910), (120, 155514716), (140, 133298328), (160, 116636037), (168, 111081940), (210, 88865552), (224, 83311455), (240, 77757358), (280, 66649164), (336, 55540970), (337, 55376160), (420, 44432776), (480, 38878679), (560, 33324582), (672, 27770485), (674, 27688080), (840, 22216388), (1011, 18458720), (1120, 16662291), (1348, 13844040), (1680, 11108194), (1685, 11075232), (2022, 9229360), (2359, 7910880), (2696, 6922020), (3360, 5554097), (3370, 5537616), (4044, 4614680), (4718, 3955440), (5055, 3691744), (5392, 3461010), (6740, 2768808), (7077, 2636960), (8088, 2307340), (9436, 1977720), (10110, 1845872), (10784, 1730505), (11795, 1582176), (13480, 1384404), (14154, 1318480), (16176, 1153670), (16481, 1132320), (18872, 988860), (20220, 922936), (23590, 791088), (26960, 692202), (28308, 659240), (32352, 576835), (32962, 566160), (35385, 527392), (37744, 494430), (40440, 461468), (47180, 395544), (49443, 377440), (53920, 346101), (56616, 329620), (65924, 283080), (70770, 263696), (75488, 247215), (80880, 230734), (82405, 226464), (94360, 197772), (98886, 188720), (113232, 164810), (115367, 161760), (131848, 141540)]