215831000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2803}}^1$

素因数の和:2842

約数の個数: 128

約数和(自身を含む): 629890560

約数和(自身を除く): 414059560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 125, 140, 154, 175, 200, 220, 250, 275, 280, 308, 350, 385, 440, 500, 550, 616, 700, 770, 875, 1000, 1100, 1375, 1400, 1540, 1750, 1925, 2200, 2750, 2803, 3080, 3500, 3850, 5500, 5606, 7000, 7700, 9625, 11000, 11212, 14015, 15400, 19250, 19621, 22424, 28030, 30833, 38500, 39242, 56060, 61666, 70075, 77000, 78484, 98105, 112120, 123332, 140150, 154165, 156968, 196210, 215831, 246664, 280300, 308330, 350375, 392420, 431662, 490525, 560600, 616660, 700750, 770825, 784840, 863324, 981050, 1079155, 1233320, 1401500, 1541650, 1726648, 1962100, 2158310, 2452625, 2803000, 3083300, 3854125, 3924200, 4316620, 4905250, 5395775, 6166600, 7708250, 8633240, 9810500, 10791550, 15416500, 19621000, 21583100, 26978875, 30833000, 43166200, 53957750, 107915500, 215831000]

約数ペア:

[(1, 215831000), (2, 107915500), (4, 53957750), (5, 43166200), (7, 30833000), (8, 26978875), (10, 21583100), (11, 19621000), (14, 15416500), (20, 10791550), (22, 9810500), (25, 8633240), (28, 7708250), (35, 6166600), (40, 5395775), (44, 4905250), (50, 4316620), (55, 3924200), (56, 3854125), (70, 3083300), (77, 2803000), (88, 2452625), (100, 2158310), (110, 1962100), (125, 1726648), (140, 1541650), (154, 1401500), (175, 1233320), (200, 1079155), (220, 981050), (250, 863324), (275, 784840), (280, 770825), (308, 700750), (350, 616660), (385, 560600), (440, 490525), (500, 431662), (550, 392420), (616, 350375), (700, 308330), (770, 280300), (875, 246664), (1000, 215831), (1100, 196210), (1375, 156968), (1400, 154165), (1540, 140150), (1750, 123332), (1925, 112120), (2200, 98105), (2750, 78484), (2803, 77000), (3080, 70075), (3500, 61666), (3850, 56060), (5500, 39242), (5606, 38500), (7000, 30833), (7700, 28030), (9625, 22424), (11000, 19621), (11212, 19250), (14015, 15400)]