155943220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{1289}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 343284480

約数和(自身を除く): 187341260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 263, 460, 526, 1052, 1289, 1315, 2578, 2630, 5156, 5260, 6049, 6445, 12098, 12890, 24196, 25780, 29647, 30245, 59294, 60490, 118588, 120980, 148235, 296470, 339007, 592940, 678014, 1356028, 1695035, 3390070, 6780140, 7797161, 15594322, 31188644, 38985805, 77971610, 155943220]

約数ペア:

[(1, 155943220), (2, 77971610), (4, 38985805), (5, 31188644), (10, 15594322), (20, 7797161), (23, 6780140), (46, 3390070), (92, 1695035), (115, 1356028), (230, 678014), (263, 592940), (460, 339007), (526, 296470), (1052, 148235), (1289, 120980), (1315, 118588), (2578, 60490), (2630, 59294), (5156, 30245), (5260, 29647), (6049, 25780), (6445, 24196), (12098, 12890)]