142420500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{31649}}^1$

素因数の和:31674

約数の個数: 72

約数和(自身を含む): 449303400

約数和(自身を除く): 306882900

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, 31649, 63298, 94947, 126596, 158245, 189894, 284841, 316490, 379788, 474735, 569682, 632980, 791225, 949470, 1139364, 1424205, 1582450, 1898940, 2373675, 2848410, 3164900, 3956125, 4747350, 5696820, 7121025, 7912250, 9494700, 11868375, 14242050, 15824500, 23736750, 28484100, 35605125, 47473500, 71210250, 142420500]

約数ペア:

[(1, 142420500), (2, 71210250), (3, 47473500), (4, 35605125), (5, 28484100), (6, 23736750), (9, 15824500), (10, 14242050), (12, 11868375), (15, 9494700), (18, 7912250), (20, 7121025), (25, 5696820), (30, 4747350), (36, 3956125), (45, 3164900), (50, 2848410), (60, 2373675), (75, 1898940), (90, 1582450), (100, 1424205), (125, 1139364), (150, 949470), (180, 791225), (225, 632980), (250, 569682), (300, 474735), (375, 379788), (450, 316490), (500, 284841), (750, 189894), (900, 158245), (1125, 126596), (1500, 94947), (2250, 63298), (4500, 31649)]