20513367840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{4519}}^1$

素因数の和:4744

約数の個数: 288

約数和(自身を含む): 75573025920

約数和(自身を除く): 55059658080

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, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 193, 196, 210, 224, 240, 245, 280, 294, 336, 386, 392, 420, 480, 490, 560, 579, 588, 672, 735, 772, 784, 840, 965, 980, 1120, 1158, 1176, 1351, 1470, 1544, 1568, 1680, 1930, 1960, 2316, 2352, 2702, 2895, 2940, 3088, 3360, 3860, 3920, 4053, 4519, 4632, 4704, 5404, 5790, 5880, 6176, 6755, 7720, 7840, 8106, 9038, 9264, 9457, 10808, 11580, 11760, 13510, 13557, 15440, 16212, 18076, 18528, 18914, 20265, 21616, 22595, 23160, 23520, 27020, 27114, 28371, 30880, 31633, 32424, 36152, 37828, 40530, 43232, 45190, 46320, 47285, 54040, 54228, 56742, 63266, 64848, 67785, 72304, 75656, 81060, 90380, 92640, 94570, 94899, 108080, 108456, 113484, 126532, 129696, 135570, 141855, 144608, 151312, 158165, 162120, 180760, 189140, 189798, 216160, 216912, 221431, 226968, 253064, 271140, 283710, 302624, 316330, 324240, 361520, 378280, 379596, 433824, 442862, 453936, 474495, 506128, 542280, 567420, 632660, 648480, 664293, 723040, 756560, 759192, 872167, 885724, 907872, 948990, 1012256, 1084560, 1107155, 1134840, 1265320, 1328586, 1513120, 1518384, 1744334, 1771448, 1897980, 2169120, 2214310, 2269680, 2530640, 2616501, 2657172, 3036768, 3321465, 3488668, 3542896, 3795960, 4360835, 4428620, 4539360, 5061280, 5233002, 5314344, 6105169, 6642930, 6977336, 7085792, 7591920, 8721670, 8857240, 10466004, 10628688, 12210338, 13082505, 13285860, 13954672, 15183840, 17443340, 17714480, 18315507, 20932008, 21257376, 24420676, 26165010, 26571720, 27909344, 30525845, 34886680, 35428960, 36631014, 41864016, 42736183, 48841352, 52330020, 53143440, 61051690, 69773360, 73262028, 83728032, 85472366, 91577535, 97682704, 104660040, 106286880, 122103380, 128208549, 139546720, 146524056, 170944732, 183155070, 195365408, 209320080, 213680915, 244206760, 256417098, 293048112, 341889464, 366310140, 418640160, 427361830, 488413520, 512834196, 586096224, 641042745, 683778928, 732620280, 854723660, 976827040, 1025668392, 1282085490, 1367557856, 1465240560, 1709447320, 2051336784, 2564170980, 2930481120, 3418894640, 4102673568, 5128341960, 6837789280, 10256683920, 20513367840]

約数ペア:

[(1, 20513367840), (2, 10256683920), (3, 6837789280), (4, 5128341960), (5, 4102673568), (6, 3418894640), (7, 2930481120), (8, 2564170980), (10, 2051336784), (12, 1709447320), (14, 1465240560), (15, 1367557856), (16, 1282085490), (20, 1025668392), (21, 976827040), (24, 854723660), (28, 732620280), (30, 683778928), (32, 641042745), (35, 586096224), (40, 512834196), (42, 488413520), (48, 427361830), (49, 418640160), (56, 366310140), (60, 341889464), (70, 293048112), (80, 256417098), (84, 244206760), (96, 213680915), (98, 209320080), (105, 195365408), (112, 183155070), (120, 170944732), (140, 146524056), (147, 139546720), (160, 128208549), (168, 122103380), (193, 106286880), (196, 104660040), (210, 97682704), (224, 91577535), (240, 85472366), (245, 83728032), (280, 73262028), (294, 69773360), (336, 61051690), (386, 53143440), (392, 52330020), (420, 48841352), (480, 42736183), (490, 41864016), (560, 36631014), (579, 35428960), (588, 34886680), (672, 30525845), (735, 27909344), (772, 26571720), (784, 26165010), (840, 24420676), (965, 21257376), (980, 20932008), (1120, 18315507), (1158, 17714480), (1176, 17443340), (1351, 15183840), (1470, 13954672), (1544, 13285860), (1568, 13082505), (1680, 12210338), (1930, 10628688), (1960, 10466004), (2316, 8857240), (2352, 8721670), (2702, 7591920), (2895, 7085792), (2940, 6977336), (3088, 6642930), (3360, 6105169), (3860, 5314344), (3920, 5233002), (4053, 5061280), (4519, 4539360), (4632, 4428620), (4704, 4360835), (5404, 3795960), (5790, 3542896), (5880, 3488668), (6176, 3321465), (6755, 3036768), (7720, 2657172), (7840, 2616501), (8106, 2530640), (9038, 2269680), (9264, 2214310), (9457, 2169120), (10808, 1897980), (11580, 1771448), (11760, 1744334), (13510, 1518384), (13557, 1513120), (15440, 1328586), (16212, 1265320), (18076, 1134840), (18528, 1107155), (18914, 1084560), (20265, 1012256), (21616, 948990), (22595, 907872), (23160, 885724), (23520, 872167), (27020, 759192), (27114, 756560), (28371, 723040), (30880, 664293), (31633, 648480), (32424, 632660), (36152, 567420), (37828, 542280), (40530, 506128), (43232, 474495), (45190, 453936), (46320, 442862), (47285, 433824), (54040, 379596), (54228, 378280), (56742, 361520), (63266, 324240), (64848, 316330), (67785, 302624), (72304, 283710), (75656, 271140), (81060, 253064), (90380, 226968), (92640, 221431), (94570, 216912), (94899, 216160), (108080, 189798), (108456, 189140), (113484, 180760), (126532, 162120), (129696, 158165), (135570, 151312), (141855, 144608)]