318615525

素因数分解:

$3^5\times 5^2\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 597149280

約数和(自身を除く): 278533755

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 179, 225, 243, 293, 405, 537, 675, 879, 895, 1215, 1465, 1611, 2025, 2637, 2685, 4395, 4475, 4833, 6075, 7325, 7911, 8055, 13185, 13425, 14499, 21975, 23733, 24165, 39555, 40275, 43497, 52447, 65925, 71199, 72495, 118665, 120825, 157341, 197775, 217485, 262235, 355995, 362475, 472023, 593325, 786705, 1087425, 1311175, 1416069, 1779975, 2360115, 3933525, 4248207, 7080345, 11800575, 12744621, 21241035, 35401725, 63723105, 106205175, 318615525]

約数ペア:

[(1, 318615525), (3, 106205175), (5, 63723105), (9, 35401725), (15, 21241035), (25, 12744621), (27, 11800575), (45, 7080345), (75, 4248207), (81, 3933525), (135, 2360115), (179, 1779975), (225, 1416069), (243, 1311175), (293, 1087425), (405, 786705), (537, 593325), (675, 472023), (879, 362475), (895, 355995), (1215, 262235), (1465, 217485), (1611, 197775), (2025, 157341), (2637, 120825), (2685, 118665), (4395, 72495), (4475, 71199), (4833, 65925), (6075, 52447), (7325, 43497), (7911, 40275), (8055, 39555), (13185, 24165), (13425, 23733), (14499, 21975)]