315036160

素因数分解:

$2^9\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1129}}^1$

素因数の和:1261

約数の個数: 80

約数和(自身を含む): 762953400

約数和(自身を除く): 447917240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 320, 436, 512, 545, 640, 872, 1090, 1129, 1280, 1744, 2180, 2258, 2560, 3488, 4360, 4516, 5645, 6976, 8720, 9032, 11290, 13952, 17440, 18064, 22580, 27904, 34880, 36128, 45160, 55808, 69760, 72256, 90320, 123061, 139520, 144512, 180640, 246122, 279040, 289024, 361280, 492244, 578048, 615305, 722560, 984488, 1230610, 1445120, 1968976, 2461220, 2890240, 3937952, 4922440, 7875904, 9844880, 15751808, 19689760, 31503616, 39379520, 63007232, 78759040, 157518080, 315036160]

約数ペア:

[(1, 315036160), (2, 157518080), (4, 78759040), (5, 63007232), (8, 39379520), (10, 31503616), (16, 19689760), (20, 15751808), (32, 9844880), (40, 7875904), (64, 4922440), (80, 3937952), (109, 2890240), (128, 2461220), (160, 1968976), (218, 1445120), (256, 1230610), (320, 984488), (436, 722560), (512, 615305), (545, 578048), (640, 492244), (872, 361280), (1090, 289024), (1129, 279040), (1280, 246122), (1744, 180640), (2180, 144512), (2258, 139520), (2560, 123061), (3488, 90320), (4360, 72256), (4516, 69760), (5645, 55808), (6976, 45160), (8720, 36128), (9032, 34880), (11290, 27904), (13952, 22580), (17440, 18064)]