217347984

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{839}}^1$

素因数の和:1117

約数の個数: 120

約数和(自身を含む): 698705280

約数和(自身を除く): 481357296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 257, 336, 504, 514, 771, 839, 1008, 1028, 1542, 1678, 1799, 2056, 2313, 2517, 3084, 3356, 3598, 4112, 4626, 5034, 5397, 5873, 6168, 6712, 7196, 7551, 9252, 10068, 10794, 11746, 12336, 13424, 14392, 15102, 16191, 17619, 18504, 20136, 21588, 23492, 28784, 30204, 32382, 35238, 37008, 40272, 43176, 46984, 52857, 60408, 64764, 70476, 86352, 93968, 105714, 120816, 129528, 140952, 211428, 215623, 259056, 281904, 422856, 431246, 646869, 845712, 862492, 1293738, 1509361, 1724984, 1940607, 2587476, 3018722, 3449968, 3881214, 4528083, 5174952, 6037444, 7762428, 9056166, 10349904, 12074888, 13584249, 15524856, 18112332, 24149776, 27168498, 31049712, 36224664, 54336996, 72449328, 108673992, 217347984]

約数ペア:

[(1, 217347984), (2, 108673992), (3, 72449328), (4, 54336996), (6, 36224664), (7, 31049712), (8, 27168498), (9, 24149776), (12, 18112332), (14, 15524856), (16, 13584249), (18, 12074888), (21, 10349904), (24, 9056166), (28, 7762428), (36, 6037444), (42, 5174952), (48, 4528083), (56, 3881214), (63, 3449968), (72, 3018722), (84, 2587476), (112, 1940607), (126, 1724984), (144, 1509361), (168, 1293738), (252, 862492), (257, 845712), (336, 646869), (504, 431246), (514, 422856), (771, 281904), (839, 259056), (1008, 215623), (1028, 211428), (1542, 140952), (1678, 129528), (1799, 120816), (2056, 105714), (2313, 93968), (2517, 86352), (3084, 70476), (3356, 64764), (3598, 60408), (4112, 52857), (4626, 46984), (5034, 43176), (5397, 40272), (5873, 37008), (6168, 35238), (6712, 32382), (7196, 30204), (7551, 28784), (9252, 23492), (10068, 21588), (10794, 20136), (11746, 18504), (12336, 17619), (13424, 16191), (14392, 15102)]