820337640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{683}}^1\times {\mathrm{10009}}^1$

素因数の和:10706

約数の個数: 64

約数和(自身を含む): 2464862400

約数和(自身を除く): 1644524760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 683, 1366, 2049, 2732, 3415, 4098, 5464, 6830, 8196, 10009, 10245, 13660, 16392, 20018, 20490, 27320, 30027, 40036, 40980, 50045, 60054, 80072, 81960, 100090, 120108, 150135, 200180, 240216, 300270, 400360, 600540, 1201080, 6836147, 13672294, 20508441, 27344588, 34180735, 41016882, 54689176, 68361470, 82033764, 102542205, 136722940, 164067528, 205084410, 273445880, 410168820, 820337640]

約数ペア:

[(1, 820337640), (2, 410168820), (3, 273445880), (4, 205084410), (5, 164067528), (6, 136722940), (8, 102542205), (10, 82033764), (12, 68361470), (15, 54689176), (20, 41016882), (24, 34180735), (30, 27344588), (40, 20508441), (60, 13672294), (120, 6836147), (683, 1201080), (1366, 600540), (2049, 400360), (2732, 300270), (3415, 240216), (4098, 200180), (5464, 150135), (6830, 120108), (8196, 100090), (10009, 81960), (10245, 80072), (13660, 60054), (16392, 50045), (20018, 40980), (20490, 40036), (27320, 30027)]