211662720

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{1361}}^1$

素因数の和:1395

約数の個数: 192

約数和(自身を含む): 758525040

約数和(自身を除く): 546862320

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1361, 1440, 1620, 1728, 1920, 1944, 2160, 2430, 2592, 2722, 2880, 3240, 3456, 3888, 4083, 4320, 4860, 5184, 5444, 5760, 6480, 6805, 7776, 8166, 8640, 9720, 10368, 10888, 12249, 12960, 13610, 15552, 16332, 17280, 19440, 20415, 21776, 24498, 25920, 27220, 31104, 32664, 36747, 38880, 40830, 43552, 48996, 51840, 54440, 61245, 65328, 73494, 77760, 81660, 87104, 97992, 108880, 110241, 122490, 130656, 146988, 155520, 163320, 174208, 183735, 195984, 217760, 220482, 244980, 261312, 293976, 326640, 330723, 367470, 391968, 435520, 440964, 489960, 522624, 551205, 587952, 653280, 661446, 734940, 783936, 871040, 881928, 979920, 1102410, 1175904, 1306560, 1322892, 1469880, 1567872, 1653615, 1763856, 1959840, 2204820, 2351808, 2613120, 2645784, 2939760, 3307230, 3527712, 3919680, 4409640, 4703616, 5291568, 5879520, 6614460, 7055424, 7839360, 8819280, 10583136, 11759040, 13228920, 14110848, 17638560, 21166272, 23518080, 26457840, 35277120, 42332544, 52915680, 70554240, 105831360, 211662720]

約数ペア:

[(1, 211662720), (2, 105831360), (3, 70554240), (4, 52915680), (5, 42332544), (6, 35277120), (8, 26457840), (9, 23518080), (10, 21166272), (12, 17638560), (15, 14110848), (16, 13228920), (18, 11759040), (20, 10583136), (24, 8819280), (27, 7839360), (30, 7055424), (32, 6614460), (36, 5879520), (40, 5291568), (45, 4703616), (48, 4409640), (54, 3919680), (60, 3527712), (64, 3307230), (72, 2939760), (80, 2645784), (81, 2613120), (90, 2351808), (96, 2204820), (108, 1959840), (120, 1763856), (128, 1653615), (135, 1567872), (144, 1469880), (160, 1322892), (162, 1306560), (180, 1175904), (192, 1102410), (216, 979920), (240, 881928), (243, 871040), (270, 783936), (288, 734940), (320, 661446), (324, 653280), (360, 587952), (384, 551205), (405, 522624), (432, 489960), (480, 440964), (486, 435520), (540, 391968), (576, 367470), (640, 330723), (648, 326640), (720, 293976), (810, 261312), (864, 244980), (960, 220482), (972, 217760), (1080, 195984), (1152, 183735), (1215, 174208), (1296, 163320), (1361, 155520), (1440, 146988), (1620, 130656), (1728, 122490), (1920, 110241), (1944, 108880), (2160, 97992), (2430, 87104), (2592, 81660), (2722, 77760), (2880, 73494), (3240, 65328), (3456, 61245), (3888, 54440), (4083, 51840), (4320, 48996), (4860, 43552), (5184, 40830), (5444, 38880), (5760, 36747), (6480, 32664), (6805, 31104), (7776, 27220), (8166, 25920), (8640, 24498), (9720, 21776), (10368, 20415), (10888, 19440), (12249, 17280), (12960, 16332), (13610, 15552)]