666942928

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 1392768000

約数和(自身を除く): 725825072

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 199, 232, 233, 248, 398, 464, 466, 496, 796, 899, 932, 1592, 1798, 1864, 3184, 3596, 3728, 5771, 6169, 6757, 7192, 7223, 11542, 12338, 13514, 14384, 14446, 23084, 24676, 27028, 28892, 46168, 46367, 49352, 54056, 57784, 92336, 92734, 98704, 108112, 115568, 178901, 185468, 209467, 357802, 370936, 418934, 715604, 741872, 837868, 1344643, 1431208, 1437377, 1675736, 2689286, 2862416, 2874754, 3351472, 5378572, 5749508, 10757144, 11499016, 21514288, 22998032, 41683933, 83367866, 166735732, 333471464, 666942928]

約数ペア:

[(1, 666942928), (2, 333471464), (4, 166735732), (8, 83367866), (16, 41683933), (29, 22998032), (31, 21514288), (58, 11499016), (62, 10757144), (116, 5749508), (124, 5378572), (199, 3351472), (232, 2874754), (233, 2862416), (248, 2689286), (398, 1675736), (464, 1437377), (466, 1431208), (496, 1344643), (796, 837868), (899, 741872), (932, 715604), (1592, 418934), (1798, 370936), (1864, 357802), (3184, 209467), (3596, 185468), (3728, 178901), (5771, 115568), (6169, 108112), (6757, 98704), (7192, 92734), (7223, 92336), (11542, 57784), (12338, 54056), (13514, 49352), (14384, 46367), (14446, 46168), (23084, 28892), (24676, 27028)]