81162312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1187}}^1$

素因数の和:1251

約数の個数: 128

約数和(自身を含む): 260029440

約数和(自身を除く): 178867128

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 37, 42, 44, 56, 66, 74, 77, 84, 88, 111, 132, 148, 154, 168, 222, 231, 259, 264, 296, 308, 407, 444, 462, 518, 616, 777, 814, 888, 924, 1036, 1187, 1221, 1554, 1628, 1848, 2072, 2374, 2442, 2849, 3108, 3256, 3561, 4748, 4884, 5698, 6216, 7122, 8309, 8547, 9496, 9768, 11396, 13057, 14244, 16618, 17094, 22792, 24927, 26114, 28488, 33236, 34188, 39171, 43919, 49854, 52228, 66472, 68376, 78342, 87838, 91399, 99708, 104456, 131757, 156684, 175676, 182798, 199416, 263514, 274197, 307433, 313368, 351352, 365596, 483109, 527028, 548394, 614866, 731192, 922299, 966218, 1054056, 1096788, 1229732, 1449327, 1844598, 1932436, 2193576, 2459464, 2898654, 3381763, 3689196, 3864872, 5797308, 6763526, 7378392, 10145289, 11594616, 13527052, 20290578, 27054104, 40581156, 81162312]

約数ペア:

[(1, 81162312), (2, 40581156), (3, 27054104), (4, 20290578), (6, 13527052), (7, 11594616), (8, 10145289), (11, 7378392), (12, 6763526), (14, 5797308), (21, 3864872), (22, 3689196), (24, 3381763), (28, 2898654), (33, 2459464), (37, 2193576), (42, 1932436), (44, 1844598), (56, 1449327), (66, 1229732), (74, 1096788), (77, 1054056), (84, 966218), (88, 922299), (111, 731192), (132, 614866), (148, 548394), (154, 527028), (168, 483109), (222, 365596), (231, 351352), (259, 313368), (264, 307433), (296, 274197), (308, 263514), (407, 199416), (444, 182798), (462, 175676), (518, 156684), (616, 131757), (777, 104456), (814, 99708), (888, 91399), (924, 87838), (1036, 78342), (1187, 68376), (1221, 66472), (1554, 52228), (1628, 49854), (1848, 43919), (2072, 39171), (2374, 34188), (2442, 33236), (2849, 28488), (3108, 26114), (3256, 24927), (3561, 22792), (4748, 17094), (4884, 16618), (5698, 14244), (6216, 13057), (7122, 11396), (8309, 9768), (8547, 9496)]