81207504

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:722

約数の個数: 180

約数和(自身を含む): 280338084

約数和(自身を除く): 199130580

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 49, 51, 56, 63, 68, 72, 84, 98, 102, 112, 119, 126, 136, 144, 147, 153, 168, 196, 204, 238, 252, 272, 294, 306, 336, 357, 392, 408, 441, 476, 504, 588, 612, 677, 714, 784, 816, 833, 882, 952, 1008, 1071, 1176, 1224, 1354, 1428, 1666, 1764, 1904, 2031, 2142, 2352, 2448, 2499, 2708, 2856, 3332, 3528, 4062, 4284, 4739, 4998, 5416, 5712, 6093, 6664, 7056, 7497, 8124, 8568, 9478, 9996, 10832, 11509, 12186, 13328, 14217, 14994, 16248, 17136, 18956, 19992, 23018, 24372, 28434, 29988, 32496, 33173, 34527, 37912, 39984, 42651, 46036, 48744, 56868, 59976, 66346, 69054, 75824, 80563, 85302, 92072, 97488, 99519, 103581, 113736, 119952, 132692, 138108, 161126, 170604, 184144, 199038, 207162, 227472, 241689, 265384, 276216, 298557, 322252, 341208, 398076, 414324, 483378, 530768, 552432, 563941, 597114, 644504, 682416, 725067, 796152, 828648, 966756, 1127882, 1194228, 1289008, 1450134, 1592304, 1657296, 1691823, 1933512, 2255764, 2388456, 2900268, 3383646, 3867024, 4511528, 4776912, 5075469, 5800536, 6767292, 9023056, 10150938, 11601072, 13534584, 20301876, 27069168, 40603752, 81207504]

約数ペア:

[(1, 81207504), (2, 40603752), (3, 27069168), (4, 20301876), (6, 13534584), (7, 11601072), (8, 10150938), (9, 9023056), (12, 6767292), (14, 5800536), (16, 5075469), (17, 4776912), (18, 4511528), (21, 3867024), (24, 3383646), (28, 2900268), (34, 2388456), (36, 2255764), (42, 1933512), (48, 1691823), (49, 1657296), (51, 1592304), (56, 1450134), (63, 1289008), (68, 1194228), (72, 1127882), (84, 966756), (98, 828648), (102, 796152), (112, 725067), (119, 682416), (126, 644504), (136, 597114), (144, 563941), (147, 552432), (153, 530768), (168, 483378), (196, 414324), (204, 398076), (238, 341208), (252, 322252), (272, 298557), (294, 276216), (306, 265384), (336, 241689), (357, 227472), (392, 207162), (408, 199038), (441, 184144), (476, 170604), (504, 161126), (588, 138108), (612, 132692), (677, 119952), (714, 113736), (784, 103581), (816, 99519), (833, 97488), (882, 92072), (952, 85302), (1008, 80563), (1071, 75824), (1176, 69054), (1224, 66346), (1354, 59976), (1428, 56868), (1666, 48744), (1764, 46036), (1904, 42651), (2031, 39984), (2142, 37912), (2352, 34527), (2448, 33173), (2499, 32496), (2708, 29988), (2856, 28434), (3332, 24372), (3528, 23018), (4062, 19992), (4284, 18956), (4739, 17136), (4998, 16248), (5416, 14994), (5712, 14217), (6093, 13328), (6664, 12186), (7056, 11509), (7497, 10832), (8124, 9996), (8568, 9478)]