255499920

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:381

約数の個数: 280

約数和(自身を含む): 962006136

約数和(自身を除く): 706506216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 337, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 674, 702, 720, 729, 780, 810, 936, 972, 1011, 1040, 1053, 1080, 1170, 1215, 1296, 1348, 1404, 1458, 1560, 1620, 1685, 1755, 1872, 1944, 2022, 2106, 2160, 2340, 2430, 2696, 2808, 2916, 3033, 3120, 3159, 3240, 3370, 3510, 3645, 3888, 4044, 4212, 4381, 4680, 4860, 5055, 5265, 5392, 5616, 5832, 6066, 6318, 6480, 6740, 7020, 7290, 8088, 8424, 8762, 9099, 9360, 9477, 9720, 10110, 10530, 11664, 12132, 12636, 13143, 13480, 14040, 14580, 15165, 15795, 16176, 16848, 17524, 18198, 18954, 19440, 20220, 21060, 21905, 24264, 25272, 26286, 26960, 27297, 28080, 29160, 30330, 31590, 35048, 36396, 37908, 39429, 40440, 42120, 43810, 45495, 47385, 48528, 50544, 52572, 54594, 58320, 60660, 63180, 65715, 70096, 72792, 75816, 78858, 80880, 81891, 84240, 87620, 90990, 94770, 105144, 109188, 118287, 121320, 126360, 131430, 136485, 145584, 151632, 157716, 163782, 175240, 181980, 189540, 197145, 210288, 218376, 236574, 242640, 245673, 252720, 262860, 272970, 315432, 327564, 350480, 354861, 363960, 379080, 394290, 409455, 436752, 473148, 491346, 525720, 545940, 591435, 630864, 655128, 709722, 727920, 758160, 788580, 818910, 946296, 982692, 1051440, 1064583, 1091880, 1182870, 1228365, 1310256, 1419444, 1577160, 1637820, 1774305, 1892592, 1965384, 2129166, 2183760, 2365740, 2456730, 2838888, 3154320, 3193749, 3275640, 3548610, 3930768, 4258332, 4731480, 4913460, 5322915, 5677776, 6387498, 6551280, 7097220, 8516664, 9462960, 9826920, 10645830, 12774996, 14194440, 15968745, 17033328, 19653840, 21291660, 25549992, 28388880, 31937490, 42583320, 51099984, 63874980, 85166640, 127749960, 255499920]

約数ペア:

[(1, 255499920), (2, 127749960), (3, 85166640), (4, 63874980), (5, 51099984), (6, 42583320), (8, 31937490), (9, 28388880), (10, 25549992), (12, 21291660), (13, 19653840), (15, 17033328), (16, 15968745), (18, 14194440), (20, 12774996), (24, 10645830), (26, 9826920), (27, 9462960), (30, 8516664), (36, 7097220), (39, 6551280), (40, 6387498), (45, 5677776), (48, 5322915), (52, 4913460), (54, 4731480), (60, 4258332), (65, 3930768), (72, 3548610), (78, 3275640), (80, 3193749), (81, 3154320), (90, 2838888), (104, 2456730), (108, 2365740), (117, 2183760), (120, 2129166), (130, 1965384), (135, 1892592), (144, 1774305), (156, 1637820), (162, 1577160), (180, 1419444), (195, 1310256), (208, 1228365), (216, 1182870), (234, 1091880), (240, 1064583), (243, 1051440), (260, 982692), (270, 946296), (312, 818910), (324, 788580), (337, 758160), (351, 727920), (360, 709722), (390, 655128), (405, 630864), (432, 591435), (468, 545940), (486, 525720), (520, 491346), (540, 473148), (585, 436752), (624, 409455), (648, 394290), (674, 379080), (702, 363960), (720, 354861), (729, 350480), (780, 327564), (810, 315432), (936, 272970), (972, 262860), (1011, 252720), (1040, 245673), (1053, 242640), (1080, 236574), (1170, 218376), (1215, 210288), (1296, 197145), (1348, 189540), (1404, 181980), (1458, 175240), (1560, 163782), (1620, 157716), (1685, 151632), (1755, 145584), (1872, 136485), (1944, 131430), (2022, 126360), (2106, 121320), (2160, 118287), (2340, 109188), (2430, 105144), (2696, 94770), (2808, 90990), (2916, 87620), (3033, 84240), (3120, 81891), (3159, 80880), (3240, 78858), (3370, 75816), (3510, 72792), (3645, 70096), (3888, 65715), (4044, 63180), (4212, 60660), (4381, 58320), (4680, 54594), (4860, 52572), (5055, 50544), (5265, 48528), (5392, 47385), (5616, 45495), (5832, 43810), (6066, 42120), (6318, 40440), (6480, 39429), (6740, 37908), (7020, 36396), (7290, 35048), (8088, 31590), (8424, 30330), (8762, 29160), (9099, 28080), (9360, 27297), (9477, 26960), (9720, 26286), (10110, 25272), (10530, 24264), (11664, 21905), (12132, 21060), (12636, 20220), (13143, 19440), (13480, 18954), (14040, 18198), (14580, 17524), (15165, 16848), (15795, 16176)]