64805880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1061}}^1$

素因数の和:1584

約数の個数: 64

約数和(自身を含む): 194983200

約数和(自身を除く): 130177320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 509, 1018, 1061, 1527, 2036, 2122, 2545, 3054, 3183, 4072, 4244, 5090, 5305, 6108, 6366, 7635, 8488, 10180, 10610, 12216, 12732, 15270, 15915, 20360, 21220, 25464, 30540, 31830, 42440, 61080, 63660, 127320, 540049, 1080098, 1620147, 2160196, 2700245, 3240294, 4320392, 5400490, 6480588, 8100735, 10800980, 12961176, 16201470, 21601960, 32402940, 64805880]

約数ペア:

[(1, 64805880), (2, 32402940), (3, 21601960), (4, 16201470), (5, 12961176), (6, 10800980), (8, 8100735), (10, 6480588), (12, 5400490), (15, 4320392), (20, 3240294), (24, 2700245), (30, 2160196), (40, 1620147), (60, 1080098), (120, 540049), (509, 127320), (1018, 63660), (1061, 61080), (1527, 42440), (2036, 31830), (2122, 30540), (2545, 25464), (3054, 21220), (3183, 20360), (4072, 15915), (4244, 15270), (5090, 12732), (5305, 12216), (6108, 10610), (6366, 10180), (7635, 8488)]