127720656

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:838

約数の個数: 180

約数和(自身を含む): 434427552

約数和(自身を除く): 306706896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 49, 56, 63, 69, 72, 84, 92, 98, 112, 126, 138, 144, 147, 161, 168, 184, 196, 207, 252, 276, 294, 322, 336, 368, 392, 414, 441, 483, 504, 552, 588, 644, 784, 787, 828, 882, 966, 1008, 1104, 1127, 1176, 1288, 1449, 1574, 1656, 1764, 1932, 2254, 2352, 2361, 2576, 2898, 3148, 3312, 3381, 3528, 3864, 4508, 4722, 5509, 5796, 6296, 6762, 7056, 7083, 7728, 9016, 9444, 10143, 11018, 11592, 12592, 13524, 14166, 16527, 18032, 18101, 18888, 20286, 22036, 23184, 27048, 28332, 33054, 36202, 37776, 38563, 40572, 44072, 49581, 54096, 54303, 56664, 66108, 72404, 77126, 81144, 88144, 99162, 108606, 113328, 115689, 126707, 132216, 144808, 154252, 162288, 162909, 198324, 217212, 231378, 253414, 264432, 289616, 308504, 325818, 347067, 380121, 396648, 434424, 462756, 506828, 617008, 651636, 694134, 760242, 793296, 868848, 886949, 925512, 1013656, 1140363, 1303272, 1388268, 1520484, 1773898, 1851024, 2027312, 2280726, 2606544, 2660847, 2776536, 3040968, 3547796, 4561452, 5321694, 5553072, 6081936, 7095592, 7982541, 9122904, 10643388, 14191184, 15965082, 18245808, 21286776, 31930164, 42573552, 63860328, 127720656]

約数ペア:

[(1, 127720656), (2, 63860328), (3, 42573552), (4, 31930164), (6, 21286776), (7, 18245808), (8, 15965082), (9, 14191184), (12, 10643388), (14, 9122904), (16, 7982541), (18, 7095592), (21, 6081936), (23, 5553072), (24, 5321694), (28, 4561452), (36, 3547796), (42, 3040968), (46, 2776536), (48, 2660847), (49, 2606544), (56, 2280726), (63, 2027312), (69, 1851024), (72, 1773898), (84, 1520484), (92, 1388268), (98, 1303272), (112, 1140363), (126, 1013656), (138, 925512), (144, 886949), (147, 868848), (161, 793296), (168, 760242), (184, 694134), (196, 651636), (207, 617008), (252, 506828), (276, 462756), (294, 434424), (322, 396648), (336, 380121), (368, 347067), (392, 325818), (414, 308504), (441, 289616), (483, 264432), (504, 253414), (552, 231378), (588, 217212), (644, 198324), (784, 162909), (787, 162288), (828, 154252), (882, 144808), (966, 132216), (1008, 126707), (1104, 115689), (1127, 113328), (1176, 108606), (1288, 99162), (1449, 88144), (1574, 81144), (1656, 77126), (1764, 72404), (1932, 66108), (2254, 56664), (2352, 54303), (2361, 54096), (2576, 49581), (2898, 44072), (3148, 40572), (3312, 38563), (3381, 37776), (3528, 36202), (3864, 33054), (4508, 28332), (4722, 27048), (5509, 23184), (5796, 22036), (6296, 20286), (6762, 18888), (7056, 18101), (7083, 18032), (7728, 16527), (9016, 14166), (9444, 13524), (10143, 12592), (11018, 11592)]