251125920

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{2153}}^1$

素因数の和:2186

約数の個数: 168

約数和(自身を含む): 889933716

約数和(自身を除く): 638807796

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, 2153, 2160, 2430, 2592, 2916, 3240, 3645, 3888, 4306, 4320, 4860, 5832, 6459, 6480, 7290, 7776, 8612, 9720, 10765, 11664, 12918, 12960, 14580, 17224, 19377, 19440, 21530, 23328, 25836, 29160, 32295, 34448, 38754, 38880, 43060, 51672, 58131, 58320, 64590, 68896, 77508, 86120, 96885, 103344, 116262, 116640, 129180, 155016, 172240, 174393, 193770, 206688, 232524, 258360, 290655, 310032, 344480, 348786, 387540, 465048, 516720, 523179, 581310, 620064, 697572, 775080, 871965, 930096, 1033440, 1046358, 1162620, 1395144, 1550160, 1569537, 1743930, 1860192, 2092716, 2325240, 2615895, 2790288, 3100320, 3139074, 3487860, 4185432, 4650480, 5231790, 5580576, 6278148, 6975720, 7847685, 8370864, 9300960, 10463580, 12556296, 13951440, 15695370, 16741728, 20927160, 25112592, 27902880, 31390740, 41854320, 50225184, 62781480, 83708640, 125562960, 251125920]

約数ペア:

[(1, 251125920), (2, 125562960), (3, 83708640), (4, 62781480), (5, 50225184), (6, 41854320), (8, 31390740), (9, 27902880), (10, 25112592), (12, 20927160), (15, 16741728), (16, 15695370), (18, 13951440), (20, 12556296), (24, 10463580), (27, 9300960), (30, 8370864), (32, 7847685), (36, 6975720), (40, 6278148), (45, 5580576), (48, 5231790), (54, 4650480), (60, 4185432), (72, 3487860), (80, 3139074), (81, 3100320), (90, 2790288), (96, 2615895), (108, 2325240), (120, 2092716), (135, 1860192), (144, 1743930), (160, 1569537), (162, 1550160), (180, 1395144), (216, 1162620), (240, 1046358), (243, 1033440), (270, 930096), (288, 871965), (324, 775080), (360, 697572), (405, 620064), (432, 581310), (480, 523179), (486, 516720), (540, 465048), (648, 387540), (720, 348786), (729, 344480), (810, 310032), (864, 290655), (972, 258360), (1080, 232524), (1215, 206688), (1296, 193770), (1440, 174393), (1458, 172240), (1620, 155016), (1944, 129180), (2153, 116640), (2160, 116262), (2430, 103344), (2592, 96885), (2916, 86120), (3240, 77508), (3645, 68896), (3888, 64590), (4306, 58320), (4320, 58131), (4860, 51672), (5832, 43060), (6459, 38880), (6480, 38754), (7290, 34448), (7776, 32295), (8612, 29160), (9720, 25836), (10765, 23328), (11664, 21530), (12918, 19440), (12960, 19377), (14580, 17224)]