81236496

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:301

約数の個数: 120

約数和(自身を含む): 235109952

約数和(自身を除く): 153873456

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 71, 88, 121, 132, 142, 176, 197, 213, 242, 264, 284, 363, 394, 426, 484, 528, 568, 591, 726, 781, 788, 852, 968, 1136, 1182, 1452, 1562, 1576, 1704, 1936, 2167, 2343, 2364, 2904, 3124, 3152, 3408, 4334, 4686, 4728, 5808, 6248, 6501, 8591, 8668, 9372, 9456, 12496, 13002, 13987, 17182, 17336, 18744, 23837, 25773, 26004, 27974, 34364, 34672, 37488, 41961, 47674, 51546, 52008, 55948, 68728, 71511, 83922, 95348, 103092, 104016, 111896, 137456, 143022, 153857, 167844, 190696, 206184, 223792, 286044, 307714, 335688, 381392, 412368, 461571, 572088, 615428, 671376, 923142, 1144176, 1230856, 1692427, 1846284, 2461712, 3384854, 3692568, 5077281, 6769708, 7385136, 10154562, 13539416, 20309124, 27078832, 40618248, 81236496]

約数ペア:

[(1, 81236496), (2, 40618248), (3, 27078832), (4, 20309124), (6, 13539416), (8, 10154562), (11, 7385136), (12, 6769708), (16, 5077281), (22, 3692568), (24, 3384854), (33, 2461712), (44, 1846284), (48, 1692427), (66, 1230856), (71, 1144176), (88, 923142), (121, 671376), (132, 615428), (142, 572088), (176, 461571), (197, 412368), (213, 381392), (242, 335688), (264, 307714), (284, 286044), (363, 223792), (394, 206184), (426, 190696), (484, 167844), (528, 153857), (568, 143022), (591, 137456), (726, 111896), (781, 104016), (788, 103092), (852, 95348), (968, 83922), (1136, 71511), (1182, 68728), (1452, 55948), (1562, 52008), (1576, 51546), (1704, 47674), (1936, 41961), (2167, 37488), (2343, 34672), (2364, 34364), (2904, 27974), (3124, 26004), (3152, 25773), (3408, 23837), (4334, 18744), (4686, 17336), (4728, 17182), (5808, 13987), (6248, 13002), (6501, 12496), (8591, 9456), (8668, 9372)]