207973480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 556657920

約数和(自身を除く): 348684440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 103, 104, 110, 130, 143, 206, 220, 260, 286, 353, 412, 440, 515, 520, 572, 706, 715, 824, 1030, 1133, 1144, 1339, 1412, 1430, 1765, 2060, 2266, 2678, 2824, 2860, 3530, 3883, 4120, 4532, 4589, 5356, 5665, 5720, 6695, 7060, 7766, 9064, 9178, 10712, 11330, 13390, 14120, 14729, 15532, 18356, 19415, 22660, 22945, 26780, 29458, 31064, 36359, 36712, 38830, 45320, 45890, 50479, 53560, 58916, 72718, 73645, 77660, 91780, 100958, 117832, 145436, 147290, 155320, 181795, 183560, 201916, 252395, 290872, 294580, 363590, 399949, 403832, 472667, 504790, 589160, 727180, 799898, 945334, 1009580, 1454360, 1599796, 1890668, 1999745, 2019160, 2363335, 3199592, 3781336, 3999490, 4726670, 5199337, 7998980, 9453340, 10398674, 15997960, 18906680, 20797348, 25996685, 41594696, 51993370, 103986740, 207973480]

約数ペア:

[(1, 207973480), (2, 103986740), (4, 51993370), (5, 41594696), (8, 25996685), (10, 20797348), (11, 18906680), (13, 15997960), (20, 10398674), (22, 9453340), (26, 7998980), (40, 5199337), (44, 4726670), (52, 3999490), (55, 3781336), (65, 3199592), (88, 2363335), (103, 2019160), (104, 1999745), (110, 1890668), (130, 1599796), (143, 1454360), (206, 1009580), (220, 945334), (260, 799898), (286, 727180), (353, 589160), (412, 504790), (440, 472667), (515, 403832), (520, 399949), (572, 363590), (706, 294580), (715, 290872), (824, 252395), (1030, 201916), (1133, 183560), (1144, 181795), (1339, 155320), (1412, 147290), (1430, 145436), (1765, 117832), (2060, 100958), (2266, 91780), (2678, 77660), (2824, 73645), (2860, 72718), (3530, 58916), (3883, 53560), (4120, 50479), (4532, 45890), (4589, 45320), (5356, 38830), (5665, 36712), (5720, 36359), (6695, 31064), (7060, 29458), (7766, 26780), (9064, 22945), (9178, 22660), (10712, 19415), (11330, 18356), (13390, 15532), (14120, 14729)]