281459664

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{21017}}^1$

素因数の和:21065

約数の個数: 80

約数和(自身を含む): 833994240

約数和(自身を除く): 552534576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1674, 2232, 3348, 4464, 6696, 13392, 21017, 42034, 63051, 84068, 126102, 168136, 189153, 252204, 336272, 378306, 504408, 567459, 651527, 756612, 1008816, 1134918, 1303054, 1513224, 1954581, 2269836, 2606108, 3026448, 3909162, 4539672, 5212216, 5863743, 7818324, 9079344, 10424432, 11727486, 15636648, 17591229, 23454972, 31273296, 35182458, 46909944, 70364916, 93819888, 140729832, 281459664]

約数ペア:

[(1, 281459664), (2, 140729832), (3, 93819888), (4, 70364916), (6, 46909944), (8, 35182458), (9, 31273296), (12, 23454972), (16, 17591229), (18, 15636648), (24, 11727486), (27, 10424432), (31, 9079344), (36, 7818324), (48, 5863743), (54, 5212216), (62, 4539672), (72, 3909162), (93, 3026448), (108, 2606108), (124, 2269836), (144, 1954581), (186, 1513224), (216, 1303054), (248, 1134918), (279, 1008816), (372, 756612), (432, 651527), (496, 567459), (558, 504408), (744, 378306), (837, 336272), (1116, 252204), (1488, 189153), (1674, 168136), (2232, 126102), (3348, 84068), (4464, 63051), (6696, 42034), (13392, 21017)]