81067728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 254205952

約数和(自身を除く): 173138224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 43, 48, 56, 62, 84, 86, 93, 112, 124, 129, 168, 172, 181, 186, 217, 248, 258, 301, 336, 344, 362, 372, 434, 496, 516, 543, 602, 651, 688, 724, 744, 868, 903, 1032, 1086, 1204, 1267, 1302, 1333, 1448, 1488, 1736, 1806, 2064, 2172, 2408, 2534, 2604, 2666, 2896, 3472, 3612, 3801, 3999, 4344, 4816, 5068, 5208, 5332, 5611, 7224, 7602, 7783, 7998, 8688, 9331, 10136, 10416, 10664, 11222, 14448, 15204, 15566, 15996, 16833, 18662, 20272, 21328, 22444, 23349, 27993, 30408, 31132, 31992, 33666, 37324, 39277, 44888, 46698, 54481, 55986, 60816, 62264, 63984, 67332, 74648, 78554, 89776, 93396, 108962, 111972, 117831, 124528, 134664, 149296, 157108, 163443, 186792, 217924, 223944, 235662, 241273, 269328, 314216, 326886, 373584, 435848, 447888, 471324, 482546, 628432, 653772, 723819, 871696, 942648, 965092, 1307544, 1447638, 1688911, 1885296, 1930184, 2615088, 2895276, 3377822, 3860368, 5066733, 5790552, 6755644, 10133466, 11581104, 13511288, 20266932, 27022576, 40533864, 81067728]

約数ペア:

[(1, 81067728), (2, 40533864), (3, 27022576), (4, 20266932), (6, 13511288), (7, 11581104), (8, 10133466), (12, 6755644), (14, 5790552), (16, 5066733), (21, 3860368), (24, 3377822), (28, 2895276), (31, 2615088), (42, 1930184), (43, 1885296), (48, 1688911), (56, 1447638), (62, 1307544), (84, 965092), (86, 942648), (93, 871696), (112, 723819), (124, 653772), (129, 628432), (168, 482546), (172, 471324), (181, 447888), (186, 435848), (217, 373584), (248, 326886), (258, 314216), (301, 269328), (336, 241273), (344, 235662), (362, 223944), (372, 217924), (434, 186792), (496, 163443), (516, 157108), (543, 149296), (602, 134664), (651, 124528), (688, 117831), (724, 111972), (744, 108962), (868, 93396), (903, 89776), (1032, 78554), (1086, 74648), (1204, 67332), (1267, 63984), (1302, 62264), (1333, 60816), (1448, 55986), (1488, 54481), (1736, 46698), (1806, 44888), (2064, 39277), (2172, 37324), (2408, 33666), (2534, 31992), (2604, 31132), (2666, 30408), (2896, 27993), (3472, 23349), (3612, 22444), (3801, 21328), (3999, 20272), (4344, 18662), (4816, 16833), (5068, 15996), (5208, 15566), (5332, 15204), (5611, 14448), (7224, 11222), (7602, 10664), (7783, 10416), (7998, 10136), (8688, 9331)]