247968328

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 498960000

約数和(自身を除く): 250991672

約数列:

[1, 2, 4, 8, 29, 41, 58, 82, 116, 131, 164, 199, 232, 262, 328, 398, 524, 796, 1048, 1189, 1592, 2378, 3799, 4756, 5371, 5771, 7598, 8159, 9512, 10742, 11542, 15196, 16318, 21484, 23084, 26069, 30392, 32636, 42968, 46168, 52138, 65272, 104276, 155759, 208552, 236611, 311518, 473222, 623036, 756001, 946444, 1068829, 1246072, 1512002, 1892888, 2137658, 3024004, 4275316, 6048008, 8550632, 30996041, 61992082, 123984164, 247968328]

約数ペア:

[(1, 247968328), (2, 123984164), (4, 61992082), (8, 30996041), (29, 8550632), (41, 6048008), (58, 4275316), (82, 3024004), (116, 2137658), (131, 1892888), (164, 1512002), (199, 1246072), (232, 1068829), (262, 946444), (328, 756001), (398, 623036), (524, 473222), (796, 311518), (1048, 236611), (1189, 208552), (1592, 155759), (2378, 104276), (3799, 65272), (4756, 52138), (5371, 46168), (5771, 42968), (7598, 32636), (8159, 30392), (9512, 26069), (10742, 23084), (11542, 21484), (15196, 16318)]