29857280

素因数分解:

$2^9\times 5^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:239

約数の個数: 80

約数和(自身を含む): 72919440

約数和(自身を除く): 43062160

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, 1070, 1090, 1280, 1712, 1744, 2140, 2180, 2560, 3424, 3488, 4280, 4360, 6848, 6976, 8560, 8720, 11663, 13696, 13952, 17120, 17440, 23326, 27392, 27904, 34240, 34880, 46652, 54784, 55808, 58315, 68480, 69760, 93304, 116630, 136960, 139520, 186608, 233260, 273920, 279040, 373216, 466520, 746432, 933040, 1492864, 1866080, 2985728, 3732160, 5971456, 7464320, 14928640, 29857280]

約数ペア:

[(1, 29857280), (2, 14928640), (4, 7464320), (5, 5971456), (8, 3732160), (10, 2985728), (16, 1866080), (20, 1492864), (32, 933040), (40, 746432), (64, 466520), (80, 373216), (107, 279040), (109, 273920), (128, 233260), (160, 186608), (214, 139520), (218, 136960), (256, 116630), (320, 93304), (428, 69760), (436, 68480), (512, 58315), (535, 55808), (545, 54784), (640, 46652), (856, 34880), (872, 34240), (1070, 27904), (1090, 27392), (1280, 23326), (1712, 17440), (1744, 17120), (2140, 13952), (2180, 13696), (2560, 11663), (3424, 8720), (3488, 8560), (4280, 6976), (4360, 6848)]