181865728

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 437088960

約数和(自身を除く): 255223232

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 29, 32, 34, 44, 58, 64, 68, 88, 116, 128, 131, 136, 176, 187, 232, 256, 262, 272, 319, 352, 374, 464, 493, 524, 544, 638, 704, 748, 928, 986, 1048, 1088, 1276, 1408, 1441, 1496, 1856, 1972, 2096, 2176, 2227, 2552, 2816, 2882, 2992, 3712, 3799, 3944, 4192, 4352, 4454, 5104, 5423, 5764, 5984, 7424, 7598, 7888, 8384, 8908, 10208, 10846, 11528, 11968, 15196, 15776, 16768, 17816, 20416, 21692, 23056, 23936, 24497, 30392, 31552, 33536, 35632, 40832, 41789, 43384, 46112, 47872, 48994, 60784, 63104, 64583, 71264, 81664, 83578, 86768, 92224, 97988, 121568, 126208, 129166, 142528, 167156, 173536, 184448, 195976, 243136, 258332, 285056, 334312, 347072, 368896, 391952, 486272, 516664, 570112, 668624, 694144, 710413, 783904, 972544, 1033328, 1337248, 1388288, 1420826, 1567808, 2066656, 2674496, 2841652, 3135616, 4133312, 5348992, 5683304, 6271232, 8266624, 10697984, 11366608, 16533248, 22733216, 45466432, 90932864, 181865728]

約数ペア:

[(1, 181865728), (2, 90932864), (4, 45466432), (8, 22733216), (11, 16533248), (16, 11366608), (17, 10697984), (22, 8266624), (29, 6271232), (32, 5683304), (34, 5348992), (44, 4133312), (58, 3135616), (64, 2841652), (68, 2674496), (88, 2066656), (116, 1567808), (128, 1420826), (131, 1388288), (136, 1337248), (176, 1033328), (187, 972544), (232, 783904), (256, 710413), (262, 694144), (272, 668624), (319, 570112), (352, 516664), (374, 486272), (464, 391952), (493, 368896), (524, 347072), (544, 334312), (638, 285056), (704, 258332), (748, 243136), (928, 195976), (986, 184448), (1048, 173536), (1088, 167156), (1276, 142528), (1408, 129166), (1441, 126208), (1496, 121568), (1856, 97988), (1972, 92224), (2096, 86768), (2176, 83578), (2227, 81664), (2552, 71264), (2816, 64583), (2882, 63104), (2992, 60784), (3712, 48994), (3799, 47872), (3944, 46112), (4192, 43384), (4352, 41789), (4454, 40832), (5104, 35632), (5423, 33536), (5764, 31552), (5984, 30392), (7424, 24497), (7598, 23936), (7888, 23056), (8384, 21692), (8908, 20416), (10208, 17816), (10846, 16768), (11528, 15776), (11968, 15196)]