31810240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1291}}^1$

素因数の和:1326

約数の個数: 112

約数和(自身を含む): 94512384

約数和(自身を除く): 62702144

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1291, 1540, 1760, 2240, 2464, 2582, 3080, 3520, 4928, 5164, 6160, 6455, 9037, 10328, 12320, 12910, 14201, 18074, 20656, 24640, 25820, 28402, 36148, 41312, 45185, 51640, 56804, 71005, 72296, 82624, 90370, 99407, 103280, 113608, 142010, 144592, 180740, 198814, 206560, 227216, 284020, 289184, 361480, 397628, 413120, 454432, 497035, 568040, 578368, 722960, 795256, 908864, 994070, 1136080, 1445920, 1590512, 1988140, 2272160, 2891840, 3181024, 3976280, 4544320, 6362048, 7952560, 15905120, 31810240]

約数ペア:

[(1, 31810240), (2, 15905120), (4, 7952560), (5, 6362048), (7, 4544320), (8, 3976280), (10, 3181024), (11, 2891840), (14, 2272160), (16, 1988140), (20, 1590512), (22, 1445920), (28, 1136080), (32, 994070), (35, 908864), (40, 795256), (44, 722960), (55, 578368), (56, 568040), (64, 497035), (70, 454432), (77, 413120), (80, 397628), (88, 361480), (110, 289184), (112, 284020), (140, 227216), (154, 206560), (160, 198814), (176, 180740), (220, 144592), (224, 142010), (280, 113608), (308, 103280), (320, 99407), (352, 90370), (385, 82624), (440, 72296), (448, 71005), (560, 56804), (616, 51640), (704, 45185), (770, 41312), (880, 36148), (1120, 28402), (1232, 25820), (1291, 24640), (1540, 20656), (1760, 18074), (2240, 14201), (2464, 12910), (2582, 12320), (3080, 10328), (3520, 9037), (4928, 6455), (5164, 6160)]