399712320

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{2203}}^1$

素因数の和:2239

約数の個数: 280

約数和(自身を含む): 1625705664

約数和(自身を除く): 1225993344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 648, 672, 720, 756, 810, 840, 864, 945, 960, 1008, 1080, 1120, 1134, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1728, 1890, 2016, 2160, 2203, 2240, 2268, 2520, 2592, 2835, 2880, 3024, 3240, 3360, 3780, 4032, 4320, 4406, 4536, 5040, 5184, 5670, 6048, 6480, 6609, 6720, 7560, 8640, 8812, 9072, 10080, 11015, 11340, 12096, 12960, 13218, 15120, 15421, 17624, 18144, 19827, 20160, 22030, 22680, 25920, 26436, 30240, 30842, 33045, 35248, 36288, 39654, 44060, 45360, 46263, 52872, 59481, 60480, 61684, 66090, 70496, 77105, 79308, 88120, 90720, 92526, 99135, 105744, 118962, 123368, 132180, 138789, 140992, 154210, 158616, 176240, 178443, 181440, 185052, 198270, 211488, 231315, 237924, 246736, 264360, 277578, 297405, 308420, 317232, 352480, 356886, 370104, 396540, 416367, 422976, 462630, 475848, 493472, 528720, 555156, 594810, 616840, 634464, 693945, 704960, 713772, 740208, 793080, 832734, 892215, 925260, 951696, 986944, 1057440, 1110312, 1189620, 1233680, 1249101, 1268928, 1387890, 1427544, 1480416, 1586160, 1665468, 1784430, 1850520, 1903392, 2081835, 2114880, 2220624, 2379240, 2467360, 2498202, 2775780, 2855088, 2960832, 3172320, 3330936, 3568860, 3701040, 3806784, 4163670, 4441248, 4758480, 4934720, 4996404, 5551560, 5710176, 6245505, 6344640, 6661872, 7137720, 7402080, 8327340, 8882496, 9516960, 9992808, 11103120, 11420352, 12491010, 13323744, 14275440, 14804160, 16654680, 19033920, 19985616, 22206240, 24982020, 26647488, 28550880, 33309360, 39971232, 44412480, 49964040, 57101760, 66618720, 79942464, 99928080, 133237440, 199856160, 399712320]

約数ペア:

[(1, 399712320), (2, 199856160), (3, 133237440), (4, 99928080), (5, 79942464), (6, 66618720), (7, 57101760), (8, 49964040), (9, 44412480), (10, 39971232), (12, 33309360), (14, 28550880), (15, 26647488), (16, 24982020), (18, 22206240), (20, 19985616), (21, 19033920), (24, 16654680), (27, 14804160), (28, 14275440), (30, 13323744), (32, 12491010), (35, 11420352), (36, 11103120), (40, 9992808), (42, 9516960), (45, 8882496), (48, 8327340), (54, 7402080), (56, 7137720), (60, 6661872), (63, 6344640), (64, 6245505), (70, 5710176), (72, 5551560), (80, 4996404), (81, 4934720), (84, 4758480), (90, 4441248), (96, 4163670), (105, 3806784), (108, 3701040), (112, 3568860), (120, 3330936), (126, 3172320), (135, 2960832), (140, 2855088), (144, 2775780), (160, 2498202), (162, 2467360), (168, 2379240), (180, 2220624), (189, 2114880), (192, 2081835), (210, 1903392), (216, 1850520), (224, 1784430), (240, 1665468), (252, 1586160), (270, 1480416), (280, 1427544), (288, 1387890), (315, 1268928), (320, 1249101), (324, 1233680), (336, 1189620), (360, 1110312), (378, 1057440), (405, 986944), (420, 951696), (432, 925260), (448, 892215), (480, 832734), (504, 793080), (540, 740208), (560, 713772), (567, 704960), (576, 693945), (630, 634464), (648, 616840), (672, 594810), (720, 555156), (756, 528720), (810, 493472), (840, 475848), (864, 462630), (945, 422976), (960, 416367), (1008, 396540), (1080, 370104), (1120, 356886), (1134, 352480), (1260, 317232), (1296, 308420), (1344, 297405), (1440, 277578), (1512, 264360), (1620, 246736), (1680, 237924), (1728, 231315), (1890, 211488), (2016, 198270), (2160, 185052), (2203, 181440), (2240, 178443), (2268, 176240), (2520, 158616), (2592, 154210), (2835, 140992), (2880, 138789), (3024, 132180), (3240, 123368), (3360, 118962), (3780, 105744), (4032, 99135), (4320, 92526), (4406, 90720), (4536, 88120), (5040, 79308), (5184, 77105), (5670, 70496), (6048, 66090), (6480, 61684), (6609, 60480), (6720, 59481), (7560, 52872), (8640, 46263), (8812, 45360), (9072, 44060), (10080, 39654), (11015, 36288), (11340, 35248), (12096, 33045), (12960, 30842), (13218, 30240), (15120, 26436), (15421, 25920), (17624, 22680), (18144, 22030), (19827, 20160)]