81429984

素因数分解:

$2^5\times 3^2\times {\mathrm{337}}^1\times {\mathrm{839}}^1$

素因数の和:1192

約数の個数: 72

約数和(自身を含む): 232530480

約数和(自身を除く): 151100496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 337, 674, 839, 1011, 1348, 1678, 2022, 2517, 2696, 3033, 3356, 4044, 5034, 5392, 6066, 6712, 7551, 8088, 10068, 10784, 12132, 13424, 15102, 16176, 20136, 24264, 26848, 30204, 32352, 40272, 48528, 60408, 80544, 97056, 120816, 241632, 282743, 565486, 848229, 1130972, 1696458, 2261944, 2544687, 3392916, 4523888, 5089374, 6785832, 9047776, 10178748, 13571664, 20357496, 27143328, 40714992, 81429984]

約数ペア:

[(1, 81429984), (2, 40714992), (3, 27143328), (4, 20357496), (6, 13571664), (8, 10178748), (9, 9047776), (12, 6785832), (16, 5089374), (18, 4523888), (24, 3392916), (32, 2544687), (36, 2261944), (48, 1696458), (72, 1130972), (96, 848229), (144, 565486), (288, 282743), (337, 241632), (674, 120816), (839, 97056), (1011, 80544), (1348, 60408), (1678, 48528), (2022, 40272), (2517, 32352), (2696, 30204), (3033, 26848), (3356, 24264), (4044, 20136), (5034, 16176), (5392, 15102), (6066, 13424), (6712, 12132), (7551, 10784), (8088, 10068)]