206603820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26693}}^1$

素因数の和:26751

約数の個数: 72

約数和(自身を含む): 641296656

約数和(自身を除く): 434692836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 26693, 53386, 80079, 106772, 133465, 160158, 240237, 266930, 320316, 400395, 480474, 533860, 800790, 960948, 1147799, 1201185, 1601580, 2295598, 2402370, 3443397, 4591196, 4804740, 5738995, 6886794, 10330191, 11477990, 13773588, 17216985, 20660382, 22955980, 34433970, 41320764, 51650955, 68867940, 103301910, 206603820]

約数ペア:

[(1, 206603820), (2, 103301910), (3, 68867940), (4, 51650955), (5, 41320764), (6, 34433970), (9, 22955980), (10, 20660382), (12, 17216985), (15, 13773588), (18, 11477990), (20, 10330191), (30, 6886794), (36, 5738995), (43, 4804740), (45, 4591196), (60, 3443397), (86, 2402370), (90, 2295598), (129, 1601580), (172, 1201185), (180, 1147799), (215, 960948), (258, 800790), (387, 533860), (430, 480474), (516, 400395), (645, 320316), (774, 266930), (860, 240237), (1290, 160158), (1548, 133465), (1935, 106772), (2580, 80079), (3870, 53386), (7740, 26693)]