131432808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 371589120

約数和(自身を除く): 240156312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 107, 124, 127, 156, 186, 214, 248, 254, 312, 321, 372, 381, 403, 428, 508, 642, 744, 762, 806, 856, 1016, 1209, 1284, 1391, 1524, 1612, 1651, 2418, 2568, 2782, 3048, 3224, 3302, 3317, 3937, 4173, 4836, 4953, 5564, 6604, 6634, 7874, 8346, 9672, 9906, 9951, 11128, 11811, 13208, 13268, 13589, 15748, 16692, 19812, 19902, 23622, 26536, 27178, 31496, 33384, 39624, 39804, 40767, 43121, 47244, 51181, 54356, 79608, 81534, 86242, 94488, 102362, 108712, 129363, 153543, 163068, 172484, 176657, 204724, 258726, 307086, 326136, 344968, 353314, 409448, 421259, 517452, 529971, 614172, 706628, 842518, 1034904, 1059942, 1228344, 1263777, 1413256, 1685036, 2119884, 2527554, 3370072, 4239768, 5055108, 5476367, 10110216, 10952734, 16429101, 21905468, 32858202, 43810936, 65716404, 131432808]

約数ペア:

[(1, 131432808), (2, 65716404), (3, 43810936), (4, 32858202), (6, 21905468), (8, 16429101), (12, 10952734), (13, 10110216), (24, 5476367), (26, 5055108), (31, 4239768), (39, 3370072), (52, 2527554), (62, 2119884), (78, 1685036), (93, 1413256), (104, 1263777), (107, 1228344), (124, 1059942), (127, 1034904), (156, 842518), (186, 706628), (214, 614172), (248, 529971), (254, 517452), (312, 421259), (321, 409448), (372, 353314), (381, 344968), (403, 326136), (428, 307086), (508, 258726), (642, 204724), (744, 176657), (762, 172484), (806, 163068), (856, 153543), (1016, 129363), (1209, 108712), (1284, 102362), (1391, 94488), (1524, 86242), (1612, 81534), (1651, 79608), (2418, 54356), (2568, 51181), (2782, 47244), (3048, 43121), (3224, 40767), (3302, 39804), (3317, 39624), (3937, 33384), (4173, 31496), (4836, 27178), (4953, 26536), (5564, 23622), (6604, 19902), (6634, 19812), (7874, 16692), (8346, 15748), (9672, 13589), (9906, 13268), (9951, 13208), (11128, 11811)]