181331136

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:313

約数の個数: 280

約数和(自身を含む): 649102080

約数和(自身を除く): 467770944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 64, 72, 76, 81, 84, 96, 108, 112, 114, 126, 133, 144, 152, 162, 168, 171, 189, 192, 216, 224, 228, 252, 263, 266, 288, 304, 324, 336, 342, 378, 399, 432, 448, 456, 504, 513, 526, 532, 567, 576, 608, 648, 672, 684, 756, 789, 798, 864, 912, 1008, 1026, 1052, 1064, 1134, 1197, 1216, 1296, 1344, 1368, 1512, 1539, 1578, 1596, 1728, 1824, 1841, 2016, 2052, 2104, 2128, 2268, 2367, 2394, 2592, 2736, 3024, 3078, 3156, 3192, 3591, 3648, 3682, 4032, 4104, 4208, 4256, 4536, 4734, 4788, 4997, 5184, 5472, 5523, 6048, 6156, 6312, 6384, 7101, 7182, 7364, 8208, 8416, 8512, 9072, 9468, 9576, 9994, 10773, 10944, 11046, 12096, 12312, 12624, 12768, 14202, 14364, 14728, 14991, 16416, 16569, 16832, 18144, 18936, 19152, 19988, 21303, 21546, 22092, 24624, 25248, 25536, 28404, 28728, 29456, 29982, 32832, 33138, 34979, 36288, 37872, 38304, 39976, 42606, 43092, 44184, 44973, 49248, 49707, 50496, 56808, 57456, 58912, 59964, 66276, 69958, 75744, 76608, 79952, 85212, 86184, 88368, 89946, 98496, 99414, 104937, 113616, 114912, 117824, 119928, 132552, 134919, 139916, 149121, 151488, 159904, 170424, 172368, 176736, 179892, 198828, 209874, 227232, 229824, 239856, 265104, 269838, 279832, 298242, 314811, 319808, 340848, 344736, 353472, 359784, 397656, 404757, 419748, 454464, 479712, 530208, 539676, 559664, 596484, 629622, 681696, 689472, 719568, 795312, 809514, 839496, 944433, 959424, 1060416, 1079352, 1119328, 1192968, 1259244, 1363392, 1439136, 1590624, 1619028, 1678992, 1888866, 2158704, 2238656, 2385936, 2518488, 2833299, 2878272, 3181248, 3238056, 3357984, 3777732, 4317408, 4771872, 5036976, 5666598, 6476112, 6715968, 7555464, 8634816, 9543744, 10073952, 11333196, 12952224, 15110928, 20147904, 22666392, 25904448, 30221856, 45332784, 60443712, 90665568, 181331136]

約数ペア:

[(1, 181331136), (2, 90665568), (3, 60443712), (4, 45332784), (6, 30221856), (7, 25904448), (8, 22666392), (9, 20147904), (12, 15110928), (14, 12952224), (16, 11333196), (18, 10073952), (19, 9543744), (21, 8634816), (24, 7555464), (27, 6715968), (28, 6476112), (32, 5666598), (36, 5036976), (38, 4771872), (42, 4317408), (48, 3777732), (54, 3357984), (56, 3238056), (57, 3181248), (63, 2878272), (64, 2833299), (72, 2518488), (76, 2385936), (81, 2238656), (84, 2158704), (96, 1888866), (108, 1678992), (112, 1619028), (114, 1590624), (126, 1439136), (133, 1363392), (144, 1259244), (152, 1192968), (162, 1119328), (168, 1079352), (171, 1060416), (189, 959424), (192, 944433), (216, 839496), (224, 809514), (228, 795312), (252, 719568), (263, 689472), (266, 681696), (288, 629622), (304, 596484), (324, 559664), (336, 539676), (342, 530208), (378, 479712), (399, 454464), (432, 419748), (448, 404757), (456, 397656), (504, 359784), (513, 353472), (526, 344736), (532, 340848), (567, 319808), (576, 314811), (608, 298242), (648, 279832), (672, 269838), (684, 265104), (756, 239856), (789, 229824), (798, 227232), (864, 209874), (912, 198828), (1008, 179892), (1026, 176736), (1052, 172368), (1064, 170424), (1134, 159904), (1197, 151488), (1216, 149121), (1296, 139916), (1344, 134919), (1368, 132552), (1512, 119928), (1539, 117824), (1578, 114912), (1596, 113616), (1728, 104937), (1824, 99414), (1841, 98496), (2016, 89946), (2052, 88368), (2104, 86184), (2128, 85212), (2268, 79952), (2367, 76608), (2394, 75744), (2592, 69958), (2736, 66276), (3024, 59964), (3078, 58912), (3156, 57456), (3192, 56808), (3591, 50496), (3648, 49707), (3682, 49248), (4032, 44973), (4104, 44184), (4208, 43092), (4256, 42606), (4536, 39976), (4734, 38304), (4788, 37872), (4997, 36288), (5184, 34979), (5472, 33138), (5523, 32832), (6048, 29982), (6156, 29456), (6312, 28728), (6384, 28404), (7101, 25536), (7182, 25248), (7364, 24624), (8208, 22092), (8416, 21546), (8512, 21303), (9072, 19988), (9468, 19152), (9576, 18936), (9994, 18144), (10773, 16832), (10944, 16569), (11046, 16416), (12096, 14991), (12312, 14728), (12624, 14364), (12768, 14202)]