258424432

素因数分解:

$2^4\times 7^5\times {\mathrm{31}}^2$

素因数の和:105

約数の個数: 90

約数和(自身を含む): 603593064

約数和(自身を除く): 345168632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 343, 392, 434, 496, 686, 784, 868, 961, 1372, 1519, 1736, 1922, 2401, 2744, 3038, 3472, 3844, 4802, 5488, 6076, 6727, 7688, 9604, 10633, 12152, 13454, 15376, 16807, 19208, 21266, 24304, 26908, 33614, 38416, 42532, 47089, 53816, 67228, 74431, 85064, 94178, 107632, 134456, 148862, 170128, 188356, 268912, 297724, 329623, 376712, 521017, 595448, 659246, 753424, 1042034, 1190896, 1318492, 2084068, 2307361, 2636984, 4168136, 4614722, 5273968, 8336272, 9229444, 16151527, 18458888, 32303054, 36917776, 64606108, 129212216, 258424432]

約数ペア:

[(1, 258424432), (2, 129212216), (4, 64606108), (7, 36917776), (8, 32303054), (14, 18458888), (16, 16151527), (28, 9229444), (31, 8336272), (49, 5273968), (56, 4614722), (62, 4168136), (98, 2636984), (112, 2307361), (124, 2084068), (196, 1318492), (217, 1190896), (248, 1042034), (343, 753424), (392, 659246), (434, 595448), (496, 521017), (686, 376712), (784, 329623), (868, 297724), (961, 268912), (1372, 188356), (1519, 170128), (1736, 148862), (1922, 134456), (2401, 107632), (2744, 94178), (3038, 85064), (3472, 74431), (3844, 67228), (4802, 53816), (5488, 47089), (6076, 42532), (6727, 38416), (7688, 33614), (9604, 26908), (10633, 24304), (12152, 21266), (13454, 19208), (15376, 16807)]