64128840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{534407}}^1$

素因数の和:534421

約数の個数: 32

約数和(自身を含む): 192386880

約数和(自身を除く): 128258040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 534407, 1068814, 1603221, 2137628, 2672035, 3206442, 4275256, 5344070, 6412884, 8016105, 10688140, 12825768, 16032210, 21376280, 32064420, 64128840]

約数ペア:

[(1, 64128840), (2, 32064420), (3, 21376280), (4, 16032210), (5, 12825768), (6, 10688140), (8, 8016105), (10, 6412884), (12, 5344070), (15, 4275256), (20, 3206442), (24, 2672035), (30, 2137628), (40, 1603221), (60, 1068814), (120, 534407)]