208514504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1451}}^1$

素因数の和:1562

約数の個数: 64

約数和(自身を含む): 451630080

約数和(自身を除く): 243115576

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 71, 88, 92, 142, 184, 253, 284, 506, 568, 781, 1012, 1451, 1562, 1633, 2024, 2902, 3124, 3266, 5804, 6248, 6532, 11608, 13064, 15961, 17963, 31922, 33373, 35926, 63844, 66746, 71852, 103021, 127688, 133492, 143704, 206042, 266984, 367103, 412084, 734206, 824168, 1133231, 1468412, 2266462, 2369483, 2936824, 4532924, 4738966, 9065848, 9477932, 18955864, 26064313, 52128626, 104257252, 208514504]

約数ペア:

[(1, 208514504), (2, 104257252), (4, 52128626), (8, 26064313), (11, 18955864), (22, 9477932), (23, 9065848), (44, 4738966), (46, 4532924), (71, 2936824), (88, 2369483), (92, 2266462), (142, 1468412), (184, 1133231), (253, 824168), (284, 734206), (506, 412084), (568, 367103), (781, 266984), (1012, 206042), (1451, 143704), (1562, 133492), (1633, 127688), (2024, 103021), (2902, 71852), (3124, 66746), (3266, 63844), (5804, 35926), (6248, 33373), (6532, 31922), (11608, 17963), (13064, 15961)]