217887670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21767}}^1$

素因数の和:21805

約数の個数: 64

約数和(自身を含む): 526611456

約数和(自身を除く): 308723786

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 5005, 10010, 21767, 43534, 108835, 152369, 217670, 239437, 282971, 304738, 478874, 565942, 761845, 1197185, 1414855, 1523690, 1676059, 1980797, 2394370, 2829710, 3112681, 3352118, 3961594, 6225362, 8380295, 9903985, 15563405, 16760590, 19807970, 21788767, 31126810, 43577534, 108943835, 217887670]

約数ペア:

[(1, 217887670), (2, 108943835), (5, 43577534), (7, 31126810), (10, 21788767), (11, 19807970), (13, 16760590), (14, 15563405), (22, 9903985), (26, 8380295), (35, 6225362), (55, 3961594), (65, 3352118), (70, 3112681), (77, 2829710), (91, 2394370), (110, 1980797), (130, 1676059), (143, 1523690), (154, 1414855), (182, 1197185), (286, 761845), (385, 565942), (455, 478874), (715, 304738), (770, 282971), (910, 239437), (1001, 217670), (1430, 152369), (2002, 108835), (5005, 43534), (10010, 21767)]