81567696

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 160

約数和(自身を含む): 255983616

約数和(自身を除く): 174415920

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 41, 42, 48, 56, 62, 82, 84, 93, 112, 123, 124, 164, 168, 186, 191, 217, 246, 248, 287, 328, 336, 372, 382, 434, 492, 496, 573, 574, 651, 656, 744, 764, 861, 868, 984, 1146, 1148, 1271, 1302, 1337, 1488, 1528, 1722, 1736, 1968, 2292, 2296, 2542, 2604, 2674, 3056, 3444, 3472, 3813, 4011, 4584, 4592, 5084, 5208, 5348, 5921, 6888, 7626, 7831, 8022, 8897, 9168, 10168, 10416, 10696, 11842, 13776, 15252, 15662, 16044, 17763, 17794, 20336, 21392, 23493, 23684, 26691, 30504, 31324, 32088, 35526, 35588, 41447, 46986, 47368, 53382, 54817, 61008, 62648, 64176, 71052, 71176, 82894, 93972, 94736, 106764, 109634, 124341, 125296, 142104, 142352, 164451, 165788, 187944, 213528, 219268, 242761, 248682, 284208, 328902, 331576, 375888, 427056, 438536, 485522, 497364, 657804, 663152, 728283, 877072, 971044, 994728, 1315608, 1456566, 1699327, 1942088, 1989456, 2631216, 2913132, 3398654, 3884176, 5097981, 5826264, 6797308, 10195962, 11652528, 13594616, 20391924, 27189232, 40783848, 81567696]

約数ペア:

[(1, 81567696), (2, 40783848), (3, 27189232), (4, 20391924), (6, 13594616), (7, 11652528), (8, 10195962), (12, 6797308), (14, 5826264), (16, 5097981), (21, 3884176), (24, 3398654), (28, 2913132), (31, 2631216), (41, 1989456), (42, 1942088), (48, 1699327), (56, 1456566), (62, 1315608), (82, 994728), (84, 971044), (93, 877072), (112, 728283), (123, 663152), (124, 657804), (164, 497364), (168, 485522), (186, 438536), (191, 427056), (217, 375888), (246, 331576), (248, 328902), (287, 284208), (328, 248682), (336, 242761), (372, 219268), (382, 213528), (434, 187944), (492, 165788), (496, 164451), (573, 142352), (574, 142104), (651, 125296), (656, 124341), (744, 109634), (764, 106764), (861, 94736), (868, 93972), (984, 82894), (1146, 71176), (1148, 71052), (1271, 64176), (1302, 62648), (1337, 61008), (1488, 54817), (1528, 53382), (1722, 47368), (1736, 46986), (1968, 41447), (2292, 35588), (2296, 35526), (2542, 32088), (2604, 31324), (2674, 30504), (3056, 26691), (3444, 23684), (3472, 23493), (3813, 21392), (4011, 20336), (4584, 17794), (4592, 17763), (5084, 16044), (5208, 15662), (5348, 15252), (5921, 13776), (6888, 11842), (7626, 10696), (7831, 10416), (8022, 10168), (8897, 9168)]