128980680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1074839}}^1$

素因数の和:1074853

約数の個数: 32

約数和(自身を含む): 386942400

約数和(自身を除く): 257961720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1074839, 2149678, 3224517, 4299356, 5374195, 6449034, 8598712, 10748390, 12898068, 16122585, 21496780, 25796136, 32245170, 42993560, 64490340, 128980680]

約数ペア:

[(1, 128980680), (2, 64490340), (3, 42993560), (4, 32245170), (5, 25796136), (6, 21496780), (8, 16122585), (10, 12898068), (12, 10748390), (15, 8598712), (20, 6449034), (24, 5374195), (30, 4299356), (40, 3224517), (60, 2149678), (120, 1074839)]