868500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{193}}^1$

素因数の和:218

約数の個数: 72

約数和(自身を含む): 2754024

約数和(自身を除く): 1885524

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, 193, 225, 250, 300, 375, 386, 450, 500, 579, 750, 772, 900, 965, 1125, 1158, 1500, 1737, 1930, 2250, 2316, 2895, 3474, 3860, 4500, 4825, 5790, 6948, 8685, 9650, 11580, 14475, 17370, 19300, 24125, 28950, 34740, 43425, 48250, 57900, 72375, 86850, 96500, 144750, 173700, 217125, 289500, 434250, 868500]

約数ペア:

[(1, 868500), (2, 434250), (3, 289500), (4, 217125), (5, 173700), (6, 144750), (9, 96500), (10, 86850), (12, 72375), (15, 57900), (18, 48250), (20, 43425), (25, 34740), (30, 28950), (36, 24125), (45, 19300), (50, 17370), (60, 14475), (75, 11580), (90, 9650), (100, 8685), (125, 6948), (150, 5790), (180, 4825), (193, 4500), (225, 3860), (250, 3474), (300, 2895), (375, 2316), (386, 2250), (450, 1930), (500, 1737), (579, 1500), (750, 1158), (772, 1125), (900, 965)]