238943520

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:309

約数の個数: 240

約数和(自身を含む): 856215360

約数和(自身を除く): 617271840

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, 103, 108, 120, 135, 144, 160, 162, 179, 180, 206, 216, 240, 270, 288, 309, 324, 358, 360, 405, 412, 432, 480, 515, 537, 540, 618, 648, 716, 720, 810, 824, 864, 895, 927, 1030, 1074, 1080, 1236, 1296, 1432, 1440, 1545, 1611, 1620, 1648, 1790, 1854, 2060, 2148, 2160, 2472, 2592, 2685, 2781, 2864, 3090, 3222, 3240, 3296, 3580, 3708, 4120, 4296, 4320, 4635, 4833, 4944, 5370, 5562, 5728, 6180, 6444, 6480, 7160, 7416, 8055, 8240, 8343, 8592, 9270, 9666, 9888, 10740, 11124, 12360, 12888, 12960, 13905, 14320, 14499, 14832, 16110, 16480, 16686, 17184, 18437, 18540, 19332, 21480, 22248, 24165, 24720, 25776, 27810, 28640, 28998, 29664, 32220, 33372, 36874, 37080, 38664, 41715, 42960, 44496, 48330, 49440, 51552, 55311, 55620, 57996, 64440, 66744, 72495, 73748, 74160, 77328, 83430, 85920, 88992, 92185, 96660, 110622, 111240, 115992, 128880, 133488, 144990, 147496, 148320, 154656, 165933, 166860, 184370, 193320, 221244, 222480, 231984, 257760, 266976, 276555, 289980, 294992, 331866, 333720, 368740, 386640, 442488, 444960, 463968, 497799, 553110, 579960, 589984, 663732, 667440, 737480, 773280, 829665, 884976, 995598, 1106220, 1159920, 1327464, 1334880, 1474960, 1493397, 1659330, 1769952, 1991196, 2212440, 2319840, 2488995, 2654928, 2949920, 2986794, 3318660, 3982392, 4424880, 4977990, 5309856, 5973588, 6637320, 7466985, 7964784, 8849760, 9955980, 11947176, 13274640, 14933970, 15929568, 19911960, 23894352, 26549280, 29867940, 39823920, 47788704, 59735880, 79647840, 119471760, 238943520]

約数ペア:

[(1, 238943520), (2, 119471760), (3, 79647840), (4, 59735880), (5, 47788704), (6, 39823920), (8, 29867940), (9, 26549280), (10, 23894352), (12, 19911960), (15, 15929568), (16, 14933970), (18, 13274640), (20, 11947176), (24, 9955980), (27, 8849760), (30, 7964784), (32, 7466985), (36, 6637320), (40, 5973588), (45, 5309856), (48, 4977990), (54, 4424880), (60, 3982392), (72, 3318660), (80, 2986794), (81, 2949920), (90, 2654928), (96, 2488995), (103, 2319840), (108, 2212440), (120, 1991196), (135, 1769952), (144, 1659330), (160, 1493397), (162, 1474960), (179, 1334880), (180, 1327464), (206, 1159920), (216, 1106220), (240, 995598), (270, 884976), (288, 829665), (309, 773280), (324, 737480), (358, 667440), (360, 663732), (405, 589984), (412, 579960), (432, 553110), (480, 497799), (515, 463968), (537, 444960), (540, 442488), (618, 386640), (648, 368740), (716, 333720), (720, 331866), (810, 294992), (824, 289980), (864, 276555), (895, 266976), (927, 257760), (1030, 231984), (1074, 222480), (1080, 221244), (1236, 193320), (1296, 184370), (1432, 166860), (1440, 165933), (1545, 154656), (1611, 148320), (1620, 147496), (1648, 144990), (1790, 133488), (1854, 128880), (2060, 115992), (2148, 111240), (2160, 110622), (2472, 96660), (2592, 92185), (2685, 88992), (2781, 85920), (2864, 83430), (3090, 77328), (3222, 74160), (3240, 73748), (3296, 72495), (3580, 66744), (3708, 64440), (4120, 57996), (4296, 55620), (4320, 55311), (4635, 51552), (4833, 49440), (4944, 48330), (5370, 44496), (5562, 42960), (5728, 41715), (6180, 38664), (6444, 37080), (6480, 36874), (7160, 33372), (7416, 32220), (8055, 29664), (8240, 28998), (8343, 28640), (8592, 27810), (9270, 25776), (9666, 24720), (9888, 24165), (10740, 22248), (11124, 21480), (12360, 19332), (12888, 18540), (12960, 18437), (13905, 17184), (14320, 16686), (14499, 16480), (14832, 16110)]