81750300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{379}}^1\times {\mathrm{719}}^1$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 237484800

約数和(自身を除く): 155734500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 379, 719, 758, 1137, 1438, 1516, 1895, 2157, 2274, 2876, 3595, 3790, 4314, 4548, 5685, 7190, 7580, 8628, 9475, 10785, 11370, 14380, 17975, 18950, 21570, 22740, 28425, 35950, 37900, 43140, 53925, 56850, 71900, 107850, 113700, 215700, 272501, 545002, 817503, 1090004, 1362505, 1635006, 2725010, 3270012, 4087515, 5450020, 6812525, 8175030, 13625050, 16350060, 20437575, 27250100, 40875150, 81750300]

約数ペア:

[(1, 81750300), (2, 40875150), (3, 27250100), (4, 20437575), (5, 16350060), (6, 13625050), (10, 8175030), (12, 6812525), (15, 5450020), (20, 4087515), (25, 3270012), (30, 2725010), (50, 1635006), (60, 1362505), (75, 1090004), (100, 817503), (150, 545002), (300, 272501), (379, 215700), (719, 113700), (758, 107850), (1137, 71900), (1438, 56850), (1516, 53925), (1895, 43140), (2157, 37900), (2274, 35950), (2876, 28425), (3595, 22740), (3790, 21570), (4314, 18950), (4548, 17975), (5685, 14380), (7190, 11370), (7580, 10785), (8628, 9475)]