239246820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{1459}}^1$

素因数の和:2385

約数の個数: 72

約数和(自身を含む): 727009920

約数和(自身を除く): 487763100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 911, 1459, 1822, 2733, 2918, 3644, 4377, 4555, 5466, 5836, 7295, 8199, 8754, 9110, 10932, 13131, 13665, 14590, 16398, 17508, 18220, 21885, 26262, 27330, 29180, 32796, 40995, 43770, 52524, 54660, 65655, 81990, 87540, 131310, 163980, 262620, 1329149, 2658298, 3987447, 5316596, 6645745, 7974894, 11962341, 13291490, 15949788, 19937235, 23924682, 26582980, 39874470, 47849364, 59811705, 79748940, 119623410, 239246820]

約数ペア:

[(1, 239246820), (2, 119623410), (3, 79748940), (4, 59811705), (5, 47849364), (6, 39874470), (9, 26582980), (10, 23924682), (12, 19937235), (15, 15949788), (18, 13291490), (20, 11962341), (30, 7974894), (36, 6645745), (45, 5316596), (60, 3987447), (90, 2658298), (180, 1329149), (911, 262620), (1459, 163980), (1822, 131310), (2733, 87540), (2918, 81990), (3644, 65655), (4377, 54660), (4555, 52524), (5466, 43770), (5836, 40995), (7295, 32796), (8199, 29180), (8754, 27330), (9110, 26262), (10932, 21885), (13131, 18220), (13665, 17508), (14590, 16398)]