991147248

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1759}}^1$

素因数の和:1836

約数の個数: 240

約数和(自身を含む): 3495331840

約数和(自身を除く): 2504184592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 43, 48, 52, 56, 63, 72, 78, 84, 86, 91, 104, 112, 117, 126, 129, 144, 156, 168, 172, 182, 208, 234, 252, 258, 273, 301, 312, 336, 344, 364, 387, 468, 504, 516, 546, 559, 602, 624, 688, 728, 774, 819, 903, 936, 1008, 1032, 1092, 1118, 1204, 1456, 1548, 1638, 1677, 1759, 1806, 1872, 2064, 2184, 2236, 2408, 2709, 3096, 3276, 3354, 3518, 3612, 3913, 4368, 4472, 4816, 5031, 5277, 5418, 6192, 6552, 6708, 7036, 7224, 7826, 8944, 10062, 10554, 10836, 11739, 12313, 13104, 13416, 14072, 14448, 15652, 15831, 20124, 21108, 21672, 22867, 23478, 24626, 26832, 28144, 31304, 31662, 35217, 36939, 40248, 42216, 43344, 45734, 46956, 49252, 62608, 63324, 68601, 70434, 73878, 75637, 80496, 84432, 91468, 93912, 98504, 110817, 126648, 137202, 140868, 147756, 151274, 160069, 182936, 187824, 197008, 205803, 221634, 226911, 253296, 274404, 281736, 295512, 302548, 320138, 365872, 411606, 443268, 453822, 480207, 529459, 548808, 563472, 591024, 605096, 640276, 680733, 823212, 886536, 907644, 960414, 983281, 1058918, 1097616, 1210192, 1280552, 1361466, 1440621, 1588377, 1646424, 1773072, 1815288, 1920828, 1966562, 2117836, 2561104, 2722932, 2881242, 2949843, 3176754, 3292848, 3630576, 3841656, 3933124, 4235672, 4765131, 5445864, 5762484, 5899686, 6353508, 6882967, 7683312, 7866248, 8471344, 8849529, 9530262, 10891728, 11524968, 11799372, 12707016, 13765934, 15732496, 17699058, 19060524, 20648901, 23049936, 23598744, 25414032, 27531868, 35398116, 38121048, 41297802, 47197488, 55063736, 61946703, 70796232, 76242096, 82595604, 110127472, 123893406, 141592464, 165191208, 247786812, 330382416, 495573624, 991147248]

約数ペア:

[(1, 991147248), (2, 495573624), (3, 330382416), (4, 247786812), (6, 165191208), (7, 141592464), (8, 123893406), (9, 110127472), (12, 82595604), (13, 76242096), (14, 70796232), (16, 61946703), (18, 55063736), (21, 47197488), (24, 41297802), (26, 38121048), (28, 35398116), (36, 27531868), (39, 25414032), (42, 23598744), (43, 23049936), (48, 20648901), (52, 19060524), (56, 17699058), (63, 15732496), (72, 13765934), (78, 12707016), (84, 11799372), (86, 11524968), (91, 10891728), (104, 9530262), (112, 8849529), (117, 8471344), (126, 7866248), (129, 7683312), (144, 6882967), (156, 6353508), (168, 5899686), (172, 5762484), (182, 5445864), (208, 4765131), (234, 4235672), (252, 3933124), (258, 3841656), (273, 3630576), (301, 3292848), (312, 3176754), (336, 2949843), (344, 2881242), (364, 2722932), (387, 2561104), (468, 2117836), (504, 1966562), (516, 1920828), (546, 1815288), (559, 1773072), (602, 1646424), (624, 1588377), (688, 1440621), (728, 1361466), (774, 1280552), (819, 1210192), (903, 1097616), (936, 1058918), (1008, 983281), (1032, 960414), (1092, 907644), (1118, 886536), (1204, 823212), (1456, 680733), (1548, 640276), (1638, 605096), (1677, 591024), (1759, 563472), (1806, 548808), (1872, 529459), (2064, 480207), (2184, 453822), (2236, 443268), (2408, 411606), (2709, 365872), (3096, 320138), (3276, 302548), (3354, 295512), (3518, 281736), (3612, 274404), (3913, 253296), (4368, 226911), (4472, 221634), (4816, 205803), (5031, 197008), (5277, 187824), (5418, 182936), (6192, 160069), (6552, 151274), (6708, 147756), (7036, 140868), (7224, 137202), (7826, 126648), (8944, 110817), (10062, 98504), (10554, 93912), (10836, 91468), (11739, 84432), (12313, 80496), (13104, 75637), (13416, 73878), (14072, 70434), (14448, 68601), (15652, 63324), (15831, 62608), (20124, 49252), (21108, 46956), (21672, 45734), (22867, 43344), (23478, 42216), (24626, 40248), (26832, 36939), (28144, 35217), (31304, 31662)]