72687888

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:123

約数の個数: 240

約数和(自身を含む): 262899840

約数和(自身を除く): 190211952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 43, 48, 52, 54, 56, 63, 72, 78, 84, 86, 91, 104, 108, 112, 117, 126, 129, 144, 156, 168, 172, 182, 189, 208, 216, 234, 252, 258, 273, 301, 312, 336, 344, 351, 364, 378, 387, 432, 468, 504, 516, 546, 559, 602, 624, 688, 702, 728, 756, 774, 819, 903, 936, 1008, 1032, 1092, 1118, 1161, 1204, 1404, 1456, 1512, 1548, 1638, 1677, 1806, 1849, 1872, 2064, 2184, 2236, 2322, 2408, 2457, 2709, 2808, 3024, 3096, 3276, 3354, 3612, 3698, 3913, 4368, 4472, 4644, 4816, 4914, 5031, 5418, 5547, 5616, 6192, 6552, 6708, 7224, 7396, 7826, 8127, 8944, 9288, 9828, 10062, 10836, 11094, 11739, 12943, 13104, 13416, 14448, 14792, 15093, 15652, 16254, 16641, 18576, 19656, 20124, 21672, 22188, 23478, 24037, 25886, 26832, 29584, 30186, 31304, 32508, 33282, 35217, 38829, 39312, 40248, 43344, 44376, 46956, 48074, 49923, 51772, 60372, 62608, 65016, 66564, 70434, 72111, 77658, 80496, 88752, 93912, 96148, 99846, 103544, 105651, 116487, 120744, 130032, 133128, 140868, 144222, 155316, 168259, 187824, 192296, 199692, 207088, 211302, 216333, 232974, 241488, 266256, 281736, 288444, 310632, 336518, 349461, 384592, 399384, 422604, 432666, 465948, 504777, 563472, 576888, 621264, 648999, 673036, 698922, 798768, 845208, 865332, 931896, 1009554, 1153776, 1297998, 1346072, 1397844, 1514331, 1690416, 1730664, 1863792, 2019108, 2595996, 2692144, 2795688, 3028662, 3461328, 4038216, 4542993, 5191992, 5591376, 6057324, 8076432, 9085986, 10383984, 12114648, 18171972, 24229296, 36343944, 72687888]

約数ペア:

[(1, 72687888), (2, 36343944), (3, 24229296), (4, 18171972), (6, 12114648), (7, 10383984), (8, 9085986), (9, 8076432), (12, 6057324), (13, 5591376), (14, 5191992), (16, 4542993), (18, 4038216), (21, 3461328), (24, 3028662), (26, 2795688), (27, 2692144), (28, 2595996), (36, 2019108), (39, 1863792), (42, 1730664), (43, 1690416), (48, 1514331), (52, 1397844), (54, 1346072), (56, 1297998), (63, 1153776), (72, 1009554), (78, 931896), (84, 865332), (86, 845208), (91, 798768), (104, 698922), (108, 673036), (112, 648999), (117, 621264), (126, 576888), (129, 563472), (144, 504777), (156, 465948), (168, 432666), (172, 422604), (182, 399384), (189, 384592), (208, 349461), (216, 336518), (234, 310632), (252, 288444), (258, 281736), (273, 266256), (301, 241488), (312, 232974), (336, 216333), (344, 211302), (351, 207088), (364, 199692), (378, 192296), (387, 187824), (432, 168259), (468, 155316), (504, 144222), (516, 140868), (546, 133128), (559, 130032), (602, 120744), (624, 116487), (688, 105651), (702, 103544), (728, 99846), (756, 96148), (774, 93912), (819, 88752), (903, 80496), (936, 77658), (1008, 72111), (1032, 70434), (1092, 66564), (1118, 65016), (1161, 62608), (1204, 60372), (1404, 51772), (1456, 49923), (1512, 48074), (1548, 46956), (1638, 44376), (1677, 43344), (1806, 40248), (1849, 39312), (1872, 38829), (2064, 35217), (2184, 33282), (2236, 32508), (2322, 31304), (2408, 30186), (2457, 29584), (2709, 26832), (2808, 25886), (3024, 24037), (3096, 23478), (3276, 22188), (3354, 21672), (3612, 20124), (3698, 19656), (3913, 18576), (4368, 16641), (4472, 16254), (4644, 15652), (4816, 15093), (4914, 14792), (5031, 14448), (5418, 13416), (5547, 13104), (5616, 12943), (6192, 11739), (6552, 11094), (6708, 10836), (7224, 10062), (7396, 9828), (7826, 9288), (8127, 8944)]