161756056

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 404352000

約数和(自身を除く): 242595944

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 49, 56, 77, 88, 92, 98, 154, 161, 184, 196, 233, 253, 308, 322, 343, 392, 466, 506, 539, 616, 644, 686, 932, 1012, 1078, 1127, 1288, 1372, 1631, 1771, 1864, 2024, 2156, 2254, 2563, 2744, 3262, 3542, 3773, 4312, 4508, 5126, 5359, 6524, 7084, 7546, 7889, 9016, 10252, 10718, 11417, 12397, 13048, 14168, 15092, 15778, 17941, 20504, 21436, 22834, 24794, 30184, 31556, 35882, 37513, 42872, 45668, 49588, 58949, 63112, 71764, 75026, 79919, 86779, 91336, 99176, 117898, 125587, 143528, 150052, 159838, 173558, 235796, 251174, 262591, 300104, 319676, 347116, 412643, 471592, 502348, 525182, 639352, 694232, 825286, 879109, 1004696, 1050364, 1650572, 1758218, 1838137, 2100728, 2888501, 3301144, 3516436, 3676274, 5777002, 7032872, 7352548, 11554004, 14705096, 20219507, 23108008, 40439014, 80878028, 161756056]

約数ペア:

[(1, 161756056), (2, 80878028), (4, 40439014), (7, 23108008), (8, 20219507), (11, 14705096), (14, 11554004), (22, 7352548), (23, 7032872), (28, 5777002), (44, 3676274), (46, 3516436), (49, 3301144), (56, 2888501), (77, 2100728), (88, 1838137), (92, 1758218), (98, 1650572), (154, 1050364), (161, 1004696), (184, 879109), (196, 825286), (233, 694232), (253, 639352), (308, 525182), (322, 502348), (343, 471592), (392, 412643), (466, 347116), (506, 319676), (539, 300104), (616, 262591), (644, 251174), (686, 235796), (932, 173558), (1012, 159838), (1078, 150052), (1127, 143528), (1288, 125587), (1372, 117898), (1631, 99176), (1771, 91336), (1864, 86779), (2024, 79919), (2156, 75026), (2254, 71764), (2563, 63112), (2744, 58949), (3262, 49588), (3542, 45668), (3773, 42872), (4312, 37513), (4508, 35882), (5126, 31556), (5359, 30184), (6524, 24794), (7084, 22834), (7546, 21436), (7889, 20504), (9016, 17941), (10252, 15778), (10718, 15092), (11417, 14168), (12397, 13048)]