1221268500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{271393}}^1$

素因数の和:271418

約数の個数: 72

約数和(自身を含む): 3852709224

約数和(自身を除く): 2631440724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 271393, 542786, 814179, 1085572, 1356965, 1628358, 2442537, 2713930, 3256716, 4070895, 4885074, 5427860, 6784825, 8141790, 9770148, 12212685, 13569650, 16283580, 20354475, 24425370, 27139300, 33924125, 40708950, 48850740, 61063425, 67848250, 81417900, 101772375, 122126850, 135696500, 203544750, 244253700, 305317125, 407089500, 610634250, 1221268500]

約数ペア:

[(1, 1221268500), (2, 610634250), (3, 407089500), (4, 305317125), (5, 244253700), (6, 203544750), (9, 135696500), (10, 122126850), (12, 101772375), (15, 81417900), (18, 67848250), (20, 61063425), (25, 48850740), (30, 40708950), (36, 33924125), (45, 27139300), (50, 24425370), (60, 20354475), (75, 16283580), (90, 13569650), (100, 12212685), (125, 9770148), (150, 8141790), (180, 6784825), (225, 5427860), (250, 4885074), (300, 4070895), (375, 3256716), (450, 2713930), (500, 2442537), (750, 1628358), (900, 1356965), (1125, 1085572), (1500, 814179), (2250, 542786), (4500, 271393)]