280545900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{55009}}^1$

素因数の和:55043

約数の個数: 72

約数和(自身を含む): 859476240

約数和(自身を除く): 578930340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 5100, 55009, 110018, 165027, 220036, 275045, 330054, 550090, 660108, 825135, 935153, 1100180, 1375225, 1650270, 1870306, 2750450, 2805459, 3300540, 3740612, 4125675, 4675765, 5500900, 5610918, 8251350, 9351530, 11221836, 14027295, 16502700, 18703060, 23378825, 28054590, 46757650, 56109180, 70136475, 93515300, 140272950, 280545900]

約数ペア:

[(1, 280545900), (2, 140272950), (3, 93515300), (4, 70136475), (5, 56109180), (6, 46757650), (10, 28054590), (12, 23378825), (15, 18703060), (17, 16502700), (20, 14027295), (25, 11221836), (30, 9351530), (34, 8251350), (50, 5610918), (51, 5500900), (60, 4675765), (68, 4125675), (75, 3740612), (85, 3300540), (100, 2805459), (102, 2750450), (150, 1870306), (170, 1650270), (204, 1375225), (255, 1100180), (300, 935153), (340, 825135), (425, 660108), (510, 550090), (850, 330054), (1020, 275045), (1275, 220036), (1700, 165027), (2550, 110018), (5100, 55009)]