513811520

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:460

約数の個数: 112

約数和(自身を含む): 1264066560

約数和(自身を除く): 750255040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 127, 160, 188, 235, 254, 269, 320, 376, 470, 508, 538, 635, 752, 940, 1016, 1076, 1270, 1345, 1504, 1880, 2032, 2152, 2540, 2690, 3008, 3760, 4064, 4304, 5080, 5380, 5969, 7520, 8128, 8608, 10160, 10760, 11938, 12643, 15040, 17216, 20320, 21520, 23876, 25286, 29845, 34163, 40640, 43040, 47752, 50572, 59690, 63215, 68326, 86080, 95504, 101144, 119380, 126430, 136652, 170815, 191008, 202288, 238760, 252860, 273304, 341630, 382016, 404576, 477520, 505720, 546608, 683260, 809152, 955040, 1011440, 1093216, 1366520, 1605661, 1910080, 2022880, 2186432, 2733040, 3211322, 4045760, 5466080, 6422644, 8028305, 10932160, 12845288, 16056610, 25690576, 32113220, 51381152, 64226440, 102762304, 128452880, 256905760, 513811520]

約数ペア:

[(1, 513811520), (2, 256905760), (4, 128452880), (5, 102762304), (8, 64226440), (10, 51381152), (16, 32113220), (20, 25690576), (32, 16056610), (40, 12845288), (47, 10932160), (64, 8028305), (80, 6422644), (94, 5466080), (127, 4045760), (160, 3211322), (188, 2733040), (235, 2186432), (254, 2022880), (269, 1910080), (320, 1605661), (376, 1366520), (470, 1093216), (508, 1011440), (538, 955040), (635, 809152), (752, 683260), (940, 546608), (1016, 505720), (1076, 477520), (1270, 404576), (1345, 382016), (1504, 341630), (1880, 273304), (2032, 252860), (2152, 238760), (2540, 202288), (2690, 191008), (3008, 170815), (3760, 136652), (4064, 126430), (4304, 119380), (5080, 101144), (5380, 95504), (5969, 86080), (7520, 68326), (8128, 63215), (8608, 59690), (10160, 50572), (10760, 47752), (11938, 43040), (12643, 40640), (15040, 34163), (17216, 29845), (20320, 25286), (21520, 23876)]