215280208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2543}}^1$

素因数の和:2612

約数の個数: 80

約数和(自身を含む): 503467776

約数和(自身を除く): 288187568

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 37, 44, 52, 74, 88, 104, 143, 148, 176, 208, 286, 296, 407, 481, 572, 592, 814, 962, 1144, 1628, 1924, 2288, 2543, 3256, 3848, 5086, 5291, 6512, 7696, 10172, 10582, 20344, 21164, 27973, 33059, 40688, 42328, 55946, 66118, 84656, 94091, 111892, 132236, 188182, 223784, 264472, 363649, 376364, 447568, 528944, 727298, 752728, 1035001, 1223183, 1454596, 1505456, 2070002, 2446366, 2909192, 4140004, 4892732, 5818384, 8280008, 9785464, 13455013, 16560016, 19570928, 26910026, 53820052, 107640104, 215280208]

約数ペア:

[(1, 215280208), (2, 107640104), (4, 53820052), (8, 26910026), (11, 19570928), (13, 16560016), (16, 13455013), (22, 9785464), (26, 8280008), (37, 5818384), (44, 4892732), (52, 4140004), (74, 2909192), (88, 2446366), (104, 2070002), (143, 1505456), (148, 1454596), (176, 1223183), (208, 1035001), (286, 752728), (296, 727298), (407, 528944), (481, 447568), (572, 376364), (592, 363649), (814, 264472), (962, 223784), (1144, 188182), (1628, 132236), (1924, 111892), (2288, 94091), (2543, 84656), (3256, 66118), (3848, 55946), (5086, 42328), (5291, 40688), (6512, 33059), (7696, 27973), (10172, 21164), (10582, 20344)]