138156768

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{20857}}^1$

素因数の和:20896

約数の個数: 72

約数和(自身を含む): 409984848

約数和(自身を除く): 271828080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 20857, 41714, 62571, 83428, 125142, 166856, 187713, 250284, 333712, 375426, 479711, 500568, 667424, 750852, 959422, 1001136, 1439133, 1501704, 1918844, 2002272, 2878266, 3003408, 3837688, 4317399, 5756532, 6006816, 7675376, 8634798, 11513064, 15350752, 17269596, 23026128, 34539192, 46052256, 69078384, 138156768]

約数ペア:

[(1, 138156768), (2, 69078384), (3, 46052256), (4, 34539192), (6, 23026128), (8, 17269596), (9, 15350752), (12, 11513064), (16, 8634798), (18, 7675376), (23, 6006816), (24, 5756532), (32, 4317399), (36, 3837688), (46, 3003408), (48, 2878266), (69, 2002272), (72, 1918844), (92, 1501704), (96, 1439133), (138, 1001136), (144, 959422), (184, 750852), (207, 667424), (276, 500568), (288, 479711), (368, 375426), (414, 333712), (552, 250284), (736, 187713), (828, 166856), (1104, 125142), (1656, 83428), (2208, 62571), (3312, 41714), (6624, 20857)]