206331320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{857}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 501621120

約数和(自身を除く): 295289800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 463, 520, 857, 926, 1714, 1852, 2315, 3428, 3704, 4285, 4630, 6019, 6856, 8570, 9260, 11141, 12038, 17140, 18520, 22282, 24076, 30095, 34280, 44564, 48152, 55705, 60190, 89128, 111410, 120380, 222820, 240760, 396791, 445640, 793582, 1587164, 1983955, 3174328, 3967910, 5158283, 7935820, 10316566, 15871640, 20633132, 25791415, 41266264, 51582830, 103165660, 206331320]

約数ペア:

[(1, 206331320), (2, 103165660), (4, 51582830), (5, 41266264), (8, 25791415), (10, 20633132), (13, 15871640), (20, 10316566), (26, 7935820), (40, 5158283), (52, 3967910), (65, 3174328), (104, 1983955), (130, 1587164), (260, 793582), (463, 445640), (520, 396791), (857, 240760), (926, 222820), (1714, 120380), (1852, 111410), (2315, 89128), (3428, 60190), (3704, 55705), (4285, 48152), (4630, 44564), (6019, 34280), (6856, 30095), (8570, 24076), (9260, 22282), (11141, 18520), (12038, 17140)]