20138761968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:596

約数の個数: 240

約数和(自身を含む): 58308455520

約数和(自身を除く): 38169693552

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 74, 78, 104, 111, 148, 156, 169, 208, 222, 229, 293, 296, 312, 338, 444, 458, 481, 507, 586, 592, 624, 676, 687, 879, 888, 916, 962, 1014, 1172, 1352, 1374, 1443, 1758, 1776, 1832, 1924, 2028, 2344, 2704, 2748, 2886, 2977, 3516, 3664, 3809, 3848, 4056, 4688, 5496, 5772, 5954, 6253, 7032, 7618, 7696, 8112, 8473, 8931, 10841, 10992, 11427, 11544, 11908, 12506, 14064, 15236, 16946, 17862, 18759, 21682, 22854, 23088, 23816, 25012, 25419, 30472, 32523, 33892, 35724, 37518, 38701, 43364, 45708, 47632, 49517, 50024, 50838, 60944, 65046, 67097, 67784, 71448, 75036, 77402, 86728, 91416, 99034, 100048, 101676, 110149, 116103, 130092, 134194, 135568, 140933, 142896, 148551, 150072, 154804, 173456, 182832, 198068, 201291, 203352, 220298, 232206, 260184, 268388, 281866, 297102, 300144, 309608, 330447, 396136, 402582, 406704, 422799, 440596, 464412, 520368, 536776, 563732, 594204, 619216, 660894, 792272, 805164, 845598, 872261, 881192, 928824, 1073552, 1127464, 1188408, 1321788, 1431937, 1610328, 1691196, 1744522, 1762384, 1832129, 1857648, 2254928, 2376816, 2482589, 2616783, 2643576, 2863874, 3220656, 3382392, 3489044, 3664258, 4295811, 4965178, 5233566, 5287152, 5496387, 5727748, 6764784, 6978088, 7328516, 7447767, 8591622, 9930356, 10467132, 10992774, 11339393, 11455496, 13956176, 14657032, 14895534, 17183244, 19860712, 20934264, 21985548, 22678786, 22910992, 29314064, 29791068, 32273657, 34018179, 34366488, 39721424, 41868528, 43971096, 45357572, 59582136, 64547314, 68036358, 68732976, 87942192, 90715144, 96820971, 119164272, 129094628, 136072716, 181430288, 193641942, 258189256, 272145432, 387283884, 419557541, 516378512, 544290864, 774567768, 839115082, 1258672623, 1549135536, 1678230164, 2517345246, 3356460328, 5034690492, 6712920656, 10069380984, 20138761968]

約数ペア:

[(1, 20138761968), (2, 10069380984), (3, 6712920656), (4, 5034690492), (6, 3356460328), (8, 2517345246), (12, 1678230164), (13, 1549135536), (16, 1258672623), (24, 839115082), (26, 774567768), (37, 544290864), (39, 516378512), (48, 419557541), (52, 387283884), (74, 272145432), (78, 258189256), (104, 193641942), (111, 181430288), (148, 136072716), (156, 129094628), (169, 119164272), (208, 96820971), (222, 90715144), (229, 87942192), (293, 68732976), (296, 68036358), (312, 64547314), (338, 59582136), (444, 45357572), (458, 43971096), (481, 41868528), (507, 39721424), (586, 34366488), (592, 34018179), (624, 32273657), (676, 29791068), (687, 29314064), (879, 22910992), (888, 22678786), (916, 21985548), (962, 20934264), (1014, 19860712), (1172, 17183244), (1352, 14895534), (1374, 14657032), (1443, 13956176), (1758, 11455496), (1776, 11339393), (1832, 10992774), (1924, 10467132), (2028, 9930356), (2344, 8591622), (2704, 7447767), (2748, 7328516), (2886, 6978088), (2977, 6764784), (3516, 5727748), (3664, 5496387), (3809, 5287152), (3848, 5233566), (4056, 4965178), (4688, 4295811), (5496, 3664258), (5772, 3489044), (5954, 3382392), (6253, 3220656), (7032, 2863874), (7618, 2643576), (7696, 2616783), (8112, 2482589), (8473, 2376816), (8931, 2254928), (10841, 1857648), (10992, 1832129), (11427, 1762384), (11544, 1744522), (11908, 1691196), (12506, 1610328), (14064, 1431937), (15236, 1321788), (16946, 1188408), (17862, 1127464), (18759, 1073552), (21682, 928824), (22854, 881192), (23088, 872261), (23816, 845598), (25012, 805164), (25419, 792272), (30472, 660894), (32523, 619216), (33892, 594204), (35724, 563732), (37518, 536776), (38701, 520368), (43364, 464412), (45708, 440596), (47632, 422799), (49517, 406704), (50024, 402582), (50838, 396136), (60944, 330447), (65046, 309608), (67097, 300144), (67784, 297102), (71448, 281866), (75036, 268388), (77402, 260184), (86728, 232206), (91416, 220298), (99034, 203352), (100048, 201291), (101676, 198068), (110149, 182832), (116103, 173456), (130092, 154804), (134194, 150072), (135568, 148551), (140933, 142896)]