221273400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{368789}}^1$

素因数の和:368808

約数の個数: 48

約数和(自身を含む): 685949400

約数和(自身を除く): 464676000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 368789, 737578, 1106367, 1475156, 1843945, 2212734, 2950312, 3687890, 4425468, 5531835, 7375780, 8850936, 9219725, 11063670, 14751560, 18439450, 22127340, 27659175, 36878900, 44254680, 55318350, 73757800, 110636700, 221273400]

約数ペア:

[(1, 221273400), (2, 110636700), (3, 73757800), (4, 55318350), (5, 44254680), (6, 36878900), (8, 27659175), (10, 22127340), (12, 18439450), (15, 14751560), (20, 11063670), (24, 9219725), (25, 8850936), (30, 7375780), (40, 5531835), (50, 4425468), (60, 3687890), (75, 2950312), (100, 2212734), (120, 1843945), (150, 1475156), (200, 1106367), (300, 737578), (600, 368789)]