21282750

素因数分解:

$2^1\times 3^4\times 5^3\times {\mathrm{1051}}^1$

素因数の和:1080

約数の個数: 80

約数和(自身を含む): 59572656

約数和(自身を除く): 38289906

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 125, 135, 150, 162, 225, 250, 270, 375, 405, 450, 675, 750, 810, 1051, 1125, 1350, 2025, 2102, 2250, 3153, 3375, 4050, 5255, 6306, 6750, 9459, 10125, 10510, 15765, 18918, 20250, 26275, 28377, 31530, 47295, 52550, 56754, 78825, 85131, 94590, 131375, 141885, 157650, 170262, 236475, 262750, 283770, 394125, 425655, 472950, 709425, 788250, 851310, 1182375, 1418850, 2128275, 2364750, 3547125, 4256550, 7094250, 10641375, 21282750]

約数ペア:

[(1, 21282750), (2, 10641375), (3, 7094250), (5, 4256550), (6, 3547125), (9, 2364750), (10, 2128275), (15, 1418850), (18, 1182375), (25, 851310), (27, 788250), (30, 709425), (45, 472950), (50, 425655), (54, 394125), (75, 283770), (81, 262750), (90, 236475), (125, 170262), (135, 157650), (150, 141885), (162, 131375), (225, 94590), (250, 85131), (270, 78825), (375, 56754), (405, 52550), (450, 47295), (675, 31530), (750, 28377), (810, 26275), (1051, 20250), (1125, 18918), (1350, 15765), (2025, 10510), (2102, 10125), (2250, 9459), (3153, 6750), (3375, 6306), (4050, 5255)]