238858240

素因数分解:

$2^{12}\times 5^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 104

約数和(自身を含む): 583854480

約数和(自身を除く): 344996240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 109, 128, 160, 214, 218, 256, 320, 428, 436, 512, 535, 545, 640, 856, 872, 1024, 1070, 1090, 1280, 1712, 1744, 2048, 2140, 2180, 2560, 3424, 3488, 4096, 4280, 4360, 5120, 6848, 6976, 8560, 8720, 10240, 11663, 13696, 13952, 17120, 17440, 20480, 23326, 27392, 27904, 34240, 34880, 46652, 54784, 55808, 58315, 68480, 69760, 93304, 109568, 111616, 116630, 136960, 139520, 186608, 219136, 223232, 233260, 273920, 279040, 373216, 438272, 446464, 466520, 547840, 558080, 746432, 933040, 1095680, 1116160, 1492864, 1866080, 2191360, 2232320, 2985728, 3732160, 5971456, 7464320, 11942912, 14928640, 23885824, 29857280, 47771648, 59714560, 119429120, 238858240]

約数ペア:

[(1, 238858240), (2, 119429120), (4, 59714560), (5, 47771648), (8, 29857280), (10, 23885824), (16, 14928640), (20, 11942912), (32, 7464320), (40, 5971456), (64, 3732160), (80, 2985728), (107, 2232320), (109, 2191360), (128, 1866080), (160, 1492864), (214, 1116160), (218, 1095680), (256, 933040), (320, 746432), (428, 558080), (436, 547840), (512, 466520), (535, 446464), (545, 438272), (640, 373216), (856, 279040), (872, 273920), (1024, 233260), (1070, 223232), (1090, 219136), (1280, 186608), (1712, 139520), (1744, 136960), (2048, 116630), (2140, 111616), (2180, 109568), (2560, 93304), (3424, 69760), (3488, 68480), (4096, 58315), (4280, 55808), (4360, 54784), (5120, 46652), (6848, 34880), (6976, 34240), (8560, 27904), (8720, 27392), (10240, 23326), (11663, 20480), (13696, 17440), (13952, 17120)]