81035880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{675299}}^1$

素因数の和:675313

約数の個数: 32

約数和(自身を含む): 243108000

約数和(自身を除く): 162072120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 675299, 1350598, 2025897, 2701196, 3376495, 4051794, 5402392, 6752990, 8103588, 10129485, 13505980, 16207176, 20258970, 27011960, 40517940, 81035880]

約数ペア:

[(1, 81035880), (2, 40517940), (3, 27011960), (4, 20258970), (5, 16207176), (6, 13505980), (8, 10129485), (10, 8103588), (12, 6752990), (15, 5402392), (20, 4051794), (24, 3376495), (30, 2701196), (40, 2025897), (60, 1350598), (120, 675299)]