64318920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{535991}}^1$

素因数の和:536005

約数の個数: 32

約数和(自身を含む): 192957120

約数和(自身を除く): 128638200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 535991, 1071982, 1607973, 2143964, 2679955, 3215946, 4287928, 5359910, 6431892, 8039865, 10719820, 12863784, 16079730, 21439640, 32159460, 64318920]

約数ペア:

[(1, 64318920), (2, 32159460), (3, 21439640), (4, 16079730), (5, 12863784), (6, 10719820), (8, 8039865), (10, 6431892), (12, 5359910), (15, 4287928), (20, 3215946), (24, 2679955), (30, 2143964), (40, 1607973), (60, 1071982), (120, 535991)]