211877712

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:605

約数の個数: 120

約数和(自身を含む): 620217000

約数和(自身を除く): 408339288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 113, 116, 144, 174, 226, 232, 261, 339, 348, 449, 452, 464, 522, 678, 696, 898, 904, 1017, 1044, 1347, 1356, 1392, 1796, 1808, 2034, 2088, 2694, 2712, 3277, 3592, 4041, 4068, 4176, 5388, 5424, 6554, 7184, 8082, 8136, 9831, 10776, 13021, 13108, 16164, 16272, 19662, 21552, 26042, 26216, 29493, 32328, 39063, 39324, 50737, 52084, 52432, 58986, 64656, 78126, 78648, 101474, 104168, 117189, 117972, 152211, 156252, 157296, 202948, 208336, 234378, 235944, 304422, 312504, 405896, 456633, 468756, 471888, 608844, 625008, 811792, 913266, 937512, 1217688, 1471373, 1826532, 1875024, 2435376, 2942746, 3653064, 4414119, 5885492, 7306128, 8828238, 11770984, 13242357, 17656476, 23541968, 26484714, 35312952, 52969428, 70625904, 105938856, 211877712]

約数ペア:

[(1, 211877712), (2, 105938856), (3, 70625904), (4, 52969428), (6, 35312952), (8, 26484714), (9, 23541968), (12, 17656476), (16, 13242357), (18, 11770984), (24, 8828238), (29, 7306128), (36, 5885492), (48, 4414119), (58, 3653064), (72, 2942746), (87, 2435376), (113, 1875024), (116, 1826532), (144, 1471373), (174, 1217688), (226, 937512), (232, 913266), (261, 811792), (339, 625008), (348, 608844), (449, 471888), (452, 468756), (464, 456633), (522, 405896), (678, 312504), (696, 304422), (898, 235944), (904, 234378), (1017, 208336), (1044, 202948), (1347, 157296), (1356, 156252), (1392, 152211), (1796, 117972), (1808, 117189), (2034, 104168), (2088, 101474), (2694, 78648), (2712, 78126), (3277, 64656), (3592, 58986), (4041, 52432), (4068, 52084), (4176, 50737), (5388, 39324), (5424, 39063), (6554, 32328), (7184, 29493), (8082, 26216), (8136, 26042), (9831, 21552), (10776, 19662), (13021, 16272), (13108, 16164)]