20833740120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{643}}^1\times {\mathrm{1399}}^1$

素因数の和:2249

約数の個数: 128

約数和(自身を含む): 62967744000

約数和(自身を除く): 42134003880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 386, 579, 643, 772, 965, 1158, 1286, 1399, 1544, 1929, 1930, 2316, 2572, 2798, 2895, 3215, 3858, 3860, 4197, 4632, 5144, 5596, 5790, 6430, 6995, 7716, 7720, 8394, 9645, 11192, 11580, 12860, 13990, 15432, 16788, 19290, 20985, 23160, 25720, 27980, 33576, 38580, 41970, 55960, 77160, 83940, 124099, 167880, 248198, 270007, 372297, 496396, 540014, 620495, 744594, 810021, 899557, 992792, 1080028, 1240990, 1350035, 1489188, 1620042, 1799114, 1861485, 2160056, 2481980, 2698671, 2700070, 2978376, 3240084, 3598228, 3722970, 4050105, 4497785, 4963960, 5397342, 5400140, 6480168, 7196456, 7445940, 8100210, 8995570, 10794684, 10800280, 13493355, 14891880, 16200420, 17991140, 21589368, 26986710, 32400840, 35982280, 53973420, 107946840, 173614501, 347229002, 520843503, 694458004, 868072505, 1041687006, 1388916008, 1736145010, 2083374012, 2604217515, 3472290020, 4166748024, 5208435030, 6944580040, 10416870060, 20833740120]

約数ペア:

[(1, 20833740120), (2, 10416870060), (3, 6944580040), (4, 5208435030), (5, 4166748024), (6, 3472290020), (8, 2604217515), (10, 2083374012), (12, 1736145010), (15, 1388916008), (20, 1041687006), (24, 868072505), (30, 694458004), (40, 520843503), (60, 347229002), (120, 173614501), (193, 107946840), (386, 53973420), (579, 35982280), (643, 32400840), (772, 26986710), (965, 21589368), (1158, 17991140), (1286, 16200420), (1399, 14891880), (1544, 13493355), (1929, 10800280), (1930, 10794684), (2316, 8995570), (2572, 8100210), (2798, 7445940), (2895, 7196456), (3215, 6480168), (3858, 5400140), (3860, 5397342), (4197, 4963960), (4632, 4497785), (5144, 4050105), (5596, 3722970), (5790, 3598228), (6430, 3240084), (6995, 2978376), (7716, 2700070), (7720, 2698671), (8394, 2481980), (9645, 2160056), (11192, 1861485), (11580, 1799114), (12860, 1620042), (13990, 1489188), (15432, 1350035), (16788, 1240990), (19290, 1080028), (20985, 992792), (23160, 899557), (25720, 810021), (27980, 744594), (33576, 620495), (38580, 540014), (41970, 496396), (55960, 372297), (77160, 270007), (83940, 248198), (124099, 167880)]