256648500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{6337}}^1$

素因数の和:6368

約数の個数: 120

約数和(自身を含む): 837452616

約数和(自身を除く): 580804116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 250, 270, 300, 324, 375, 405, 450, 500, 540, 675, 750, 810, 900, 1125, 1350, 1500, 1620, 2025, 2250, 2700, 3375, 4050, 4500, 6337, 6750, 8100, 10125, 12674, 13500, 19011, 20250, 25348, 31685, 38022, 40500, 57033, 63370, 76044, 95055, 114066, 126740, 158425, 171099, 190110, 228132, 285165, 316850, 342198, 380220, 475275, 513297, 570330, 633700, 684396, 792125, 855495, 950550, 1026594, 1140660, 1425825, 1584250, 1710990, 1901100, 2053188, 2376375, 2566485, 2851650, 3168500, 3421980, 4277475, 4752750, 5132970, 5703300, 7129125, 8554950, 9505500, 10265940, 12832425, 14258250, 17109900, 21387375, 25664850, 28516500, 42774750, 51329700, 64162125, 85549500, 128324250, 256648500]

約数ペア:

[(1, 256648500), (2, 128324250), (3, 85549500), (4, 64162125), (5, 51329700), (6, 42774750), (9, 28516500), (10, 25664850), (12, 21387375), (15, 17109900), (18, 14258250), (20, 12832425), (25, 10265940), (27, 9505500), (30, 8554950), (36, 7129125), (45, 5703300), (50, 5132970), (54, 4752750), (60, 4277475), (75, 3421980), (81, 3168500), (90, 2851650), (100, 2566485), (108, 2376375), (125, 2053188), (135, 1901100), (150, 1710990), (162, 1584250), (180, 1425825), (225, 1140660), (250, 1026594), (270, 950550), (300, 855495), (324, 792125), (375, 684396), (405, 633700), (450, 570330), (500, 513297), (540, 475275), (675, 380220), (750, 342198), (810, 316850), (900, 285165), (1125, 228132), (1350, 190110), (1500, 171099), (1620, 158425), (2025, 126740), (2250, 114066), (2700, 95055), (3375, 76044), (4050, 63370), (4500, 57033), (6337, 40500), (6750, 38022), (8100, 31685), (10125, 25348), (12674, 20250), (13500, 19011)]