137680128

素因数分解:

$2^8\times 3^3\times {\mathrm{19919}}^1$

素因数の和:19944

約数の個数: 72

約数和(自身を含む): 407164800

約数和(自身を除く): 269484672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 576, 768, 864, 1152, 1728, 2304, 3456, 6912, 19919, 39838, 59757, 79676, 119514, 159352, 179271, 239028, 318704, 358542, 478056, 537813, 637408, 717084, 956112, 1075626, 1274816, 1434168, 1912224, 2151252, 2549632, 2868336, 3824448, 4302504, 5099264, 5736672, 7648896, 8605008, 11473344, 15297792, 17210016, 22946688, 34420032, 45893376, 68840064, 137680128]

約数ペア:

[(1, 137680128), (2, 68840064), (3, 45893376), (4, 34420032), (6, 22946688), (8, 17210016), (9, 15297792), (12, 11473344), (16, 8605008), (18, 7648896), (24, 5736672), (27, 5099264), (32, 4302504), (36, 3824448), (48, 2868336), (54, 2549632), (64, 2151252), (72, 1912224), (96, 1434168), (108, 1274816), (128, 1075626), (144, 956112), (192, 717084), (216, 637408), (256, 537813), (288, 478056), (384, 358542), (432, 318704), (576, 239028), (768, 179271), (864, 159352), (1152, 119514), (1728, 79676), (2304, 59757), (3456, 39838), (6912, 19919)]