81887904

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:443

約数の個数: 144

約数和(自身を含む): 268894080

約数和(自身を除く): 187006176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 151, 168, 224, 252, 269, 288, 302, 336, 453, 504, 538, 604, 672, 807, 906, 1008, 1057, 1076, 1208, 1359, 1614, 1812, 1883, 2016, 2114, 2152, 2416, 2421, 2718, 3171, 3228, 3624, 3766, 4228, 4304, 4832, 4842, 5436, 5649, 6342, 6456, 7248, 7532, 8456, 8608, 9513, 9684, 10872, 11298, 12684, 12912, 14496, 15064, 16912, 16947, 19026, 19368, 21744, 22596, 25368, 25824, 30128, 33824, 33894, 38052, 38736, 40619, 43488, 45192, 50736, 60256, 67788, 76104, 77472, 81238, 90384, 101472, 121857, 135576, 152208, 162476, 180768, 243714, 271152, 284333, 304416, 324952, 365571, 487428, 542304, 568666, 649904, 731142, 852999, 974856, 1137332, 1299808, 1462284, 1705998, 1949712, 2274664, 2558997, 2924568, 3411996, 3899424, 4549328, 5117994, 5849136, 6823992, 9098656, 10235988, 11698272, 13647984, 20471976, 27295968, 40943952, 81887904]

約数ペア:

[(1, 81887904), (2, 40943952), (3, 27295968), (4, 20471976), (6, 13647984), (7, 11698272), (8, 10235988), (9, 9098656), (12, 6823992), (14, 5849136), (16, 5117994), (18, 4549328), (21, 3899424), (24, 3411996), (28, 2924568), (32, 2558997), (36, 2274664), (42, 1949712), (48, 1705998), (56, 1462284), (63, 1299808), (72, 1137332), (84, 974856), (96, 852999), (112, 731142), (126, 649904), (144, 568666), (151, 542304), (168, 487428), (224, 365571), (252, 324952), (269, 304416), (288, 284333), (302, 271152), (336, 243714), (453, 180768), (504, 162476), (538, 152208), (604, 135576), (672, 121857), (807, 101472), (906, 90384), (1008, 81238), (1057, 77472), (1076, 76104), (1208, 67788), (1359, 60256), (1614, 50736), (1812, 45192), (1883, 43488), (2016, 40619), (2114, 38736), (2152, 38052), (2416, 33894), (2421, 33824), (2718, 30128), (3171, 25824), (3228, 25368), (3624, 22596), (3766, 21744), (4228, 19368), (4304, 19026), (4832, 16947), (4842, 16912), (5436, 15064), (5649, 14496), (6342, 12912), (6456, 12684), (7248, 11298), (7532, 10872), (8456, 9684), (8608, 9513)]