257424480

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{2207}}^1$

素因数の和:2240

約数の個数: 168

約数和(自身を含む): 912244032

約数和(自身を除く): 654819552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1944, 2160, 2207, 2430, 2592, 2916, 3240, 3645, 3888, 4320, 4414, 4860, 5832, 6480, 6621, 7290, 7776, 8828, 9720, 11035, 11664, 12960, 13242, 14580, 17656, 19440, 19863, 22070, 23328, 26484, 29160, 33105, 35312, 38880, 39726, 44140, 52968, 58320, 59589, 66210, 70624, 79452, 88280, 99315, 105936, 116640, 119178, 132420, 158904, 176560, 178767, 198630, 211872, 238356, 264840, 297945, 317808, 353120, 357534, 397260, 476712, 529680, 536301, 595890, 635616, 715068, 794520, 893835, 953424, 1059360, 1072602, 1191780, 1430136, 1589040, 1608903, 1787670, 1906848, 2145204, 2383560, 2681505, 2860272, 3178080, 3217806, 3575340, 4290408, 4767120, 5363010, 5720544, 6435612, 7150680, 8044515, 8580816, 9534240, 10726020, 12871224, 14301360, 16089030, 17161632, 21452040, 25742448, 28602720, 32178060, 42904080, 51484896, 64356120, 85808160, 128712240, 257424480]

約数ペア:

[(1, 257424480), (2, 128712240), (3, 85808160), (4, 64356120), (5, 51484896), (6, 42904080), (8, 32178060), (9, 28602720), (10, 25742448), (12, 21452040), (15, 17161632), (16, 16089030), (18, 14301360), (20, 12871224), (24, 10726020), (27, 9534240), (30, 8580816), (32, 8044515), (36, 7150680), (40, 6435612), (45, 5720544), (48, 5363010), (54, 4767120), (60, 4290408), (72, 3575340), (80, 3217806), (81, 3178080), (90, 2860272), (96, 2681505), (108, 2383560), (120, 2145204), (135, 1906848), (144, 1787670), (160, 1608903), (162, 1589040), (180, 1430136), (216, 1191780), (240, 1072602), (243, 1059360), (270, 953424), (288, 893835), (324, 794520), (360, 715068), (405, 635616), (432, 595890), (480, 536301), (486, 529680), (540, 476712), (648, 397260), (720, 357534), (729, 353120), (810, 317808), (864, 297945), (972, 264840), (1080, 238356), (1215, 211872), (1296, 198630), (1440, 178767), (1458, 176560), (1620, 158904), (1944, 132420), (2160, 119178), (2207, 116640), (2430, 105936), (2592, 99315), (2916, 88280), (3240, 79452), (3645, 70624), (3888, 66210), (4320, 59589), (4414, 58320), (4860, 52968), (5832, 44140), (6480, 39726), (6621, 38880), (7290, 35312), (7776, 33105), (8828, 29160), (9720, 26484), (11035, 23328), (11664, 22070), (12960, 19863), (13242, 19440), (14580, 17656)]