13886820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 42456960

約数和(自身を除く): 28570140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 431, 537, 716, 862, 895, 1074, 1293, 1611, 1724, 1790, 2148, 2155, 2586, 2685, 3222, 3580, 3879, 4310, 5172, 5370, 6444, 6465, 7758, 8055, 8620, 10740, 12930, 15516, 16110, 19395, 25860, 32220, 38790, 77149, 77580, 154298, 231447, 308596, 385745, 462894, 694341, 771490, 925788, 1157235, 1388682, 1542980, 2314470, 2777364, 3471705, 4628940, 6943410, 13886820]

約数ペア:

[(1, 13886820), (2, 6943410), (3, 4628940), (4, 3471705), (5, 2777364), (6, 2314470), (9, 1542980), (10, 1388682), (12, 1157235), (15, 925788), (18, 771490), (20, 694341), (30, 462894), (36, 385745), (45, 308596), (60, 231447), (90, 154298), (179, 77580), (180, 77149), (358, 38790), (431, 32220), (537, 25860), (716, 19395), (862, 16110), (895, 15516), (1074, 12930), (1293, 10740), (1611, 8620), (1724, 8055), (1790, 7758), (2148, 6465), (2155, 6444), (2586, 5370), (2685, 5172), (3222, 4310), (3580, 3879)]