81006912

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 224

約数和(自身を含む): 281066240

約数和(自身を除く): 200059328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 37, 42, 48, 54, 56, 63, 64, 72, 74, 84, 96, 108, 111, 112, 126, 144, 148, 168, 181, 189, 192, 216, 222, 224, 252, 259, 288, 296, 333, 336, 362, 378, 432, 444, 448, 504, 518, 543, 576, 592, 666, 672, 724, 756, 777, 864, 888, 999, 1008, 1036, 1086, 1184, 1267, 1332, 1344, 1448, 1512, 1554, 1629, 1728, 1776, 1998, 2016, 2072, 2172, 2331, 2368, 2534, 2664, 2896, 3024, 3108, 3258, 3552, 3801, 3996, 4032, 4144, 4344, 4662, 4887, 5068, 5328, 5792, 6048, 6216, 6516, 6697, 6993, 7104, 7602, 7992, 8288, 8688, 9324, 9774, 10136, 10656, 11403, 11584, 12096, 12432, 13032, 13394, 13986, 15204, 15984, 16576, 17376, 18648, 19548, 20091, 20272, 21312, 22806, 24864, 26064, 26788, 27972, 30408, 31968, 34209, 34752, 37296, 39096, 40182, 40544, 45612, 46879, 49728, 52128, 53576, 55944, 60273, 60816, 63936, 68418, 74592, 78192, 80364, 81088, 91224, 93758, 104256, 107152, 111888, 120546, 121632, 136836, 140637, 149184, 156384, 160728, 180819, 182448, 187516, 214304, 223776, 241092, 243264, 273672, 281274, 312768, 321456, 361638, 364896, 375032, 421911, 428608, 447552, 482184, 547344, 562548, 642912, 723276, 729792, 750064, 843822, 964368, 1094688, 1125096, 1265733, 1285824, 1446552, 1500128, 1687644, 1928736, 2189376, 2250192, 2531466, 2893104, 3000256, 3375288, 3857472, 4500384, 5062932, 5786208, 6750576, 9000768, 10125864, 11572416, 13501152, 20251728, 27002304, 40503456, 81006912]

約数ペア:

[(1, 81006912), (2, 40503456), (3, 27002304), (4, 20251728), (6, 13501152), (7, 11572416), (8, 10125864), (9, 9000768), (12, 6750576), (14, 5786208), (16, 5062932), (18, 4500384), (21, 3857472), (24, 3375288), (27, 3000256), (28, 2893104), (32, 2531466), (36, 2250192), (37, 2189376), (42, 1928736), (48, 1687644), (54, 1500128), (56, 1446552), (63, 1285824), (64, 1265733), (72, 1125096), (74, 1094688), (84, 964368), (96, 843822), (108, 750064), (111, 729792), (112, 723276), (126, 642912), (144, 562548), (148, 547344), (168, 482184), (181, 447552), (189, 428608), (192, 421911), (216, 375032), (222, 364896), (224, 361638), (252, 321456), (259, 312768), (288, 281274), (296, 273672), (333, 243264), (336, 241092), (362, 223776), (378, 214304), (432, 187516), (444, 182448), (448, 180819), (504, 160728), (518, 156384), (543, 149184), (576, 140637), (592, 136836), (666, 121632), (672, 120546), (724, 111888), (756, 107152), (777, 104256), (864, 93758), (888, 91224), (999, 81088), (1008, 80364), (1036, 78192), (1086, 74592), (1184, 68418), (1267, 63936), (1332, 60816), (1344, 60273), (1448, 55944), (1512, 53576), (1554, 52128), (1629, 49728), (1728, 46879), (1776, 45612), (1998, 40544), (2016, 40182), (2072, 39096), (2172, 37296), (2331, 34752), (2368, 34209), (2534, 31968), (2664, 30408), (2896, 27972), (3024, 26788), (3108, 26064), (3258, 24864), (3552, 22806), (3801, 21312), (3996, 20272), (4032, 20091), (4144, 19548), (4344, 18648), (4662, 17376), (4887, 16576), (5068, 15984), (5328, 15204), (5792, 13986), (6048, 13394), (6216, 13032), (6516, 12432), (6697, 12096), (6993, 11584), (7104, 11403), (7602, 10656), (7992, 10136), (8288, 9774), (8688, 9324)]