128612700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{142903}}^1$

素因数の和:142923

約数の個数: 54

約数和(自身を含む): 403132184

約数和(自身を除く): 274519484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 142903, 285806, 428709, 571612, 714515, 857418, 1286127, 1429030, 1714836, 2143545, 2572254, 2858060, 3572575, 4287090, 5144508, 6430635, 7145150, 8574180, 10717725, 12861270, 14290300, 21435450, 25722540, 32153175, 42870900, 64306350, 128612700]

約数ペア:

[(1, 128612700), (2, 64306350), (3, 42870900), (4, 32153175), (5, 25722540), (6, 21435450), (9, 14290300), (10, 12861270), (12, 10717725), (15, 8574180), (18, 7145150), (20, 6430635), (25, 5144508), (30, 4287090), (36, 3572575), (45, 2858060), (50, 2572254), (60, 2143545), (75, 1714836), (90, 1429030), (100, 1286127), (150, 857418), (180, 714515), (225, 571612), (300, 428709), (450, 285806), (900, 142903)]