209243520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{12109}}^1$

素因数の和:12137

約数の個数: 128

約数和(自身を含む): 741132000

約数和(自身を除く): 531888480

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 12109, 17280, 24218, 36327, 48436, 60545, 72654, 96872, 108981, 121090, 145308, 181635, 193744, 217962, 242180, 290616, 326943, 363270, 387488, 435924, 484360, 544905, 581232, 653886, 726540, 774976, 871848, 968720, 1089810, 1162464, 1307772, 1453080, 1549952, 1634715, 1743696, 1937440, 2179620, 2324928, 2615544, 2906160, 3269430, 3487392, 3874880, 4359240, 4649856, 5231088, 5812320, 6538860, 6974784, 7749760, 8718480, 10462176, 11624640, 13077720, 13949568, 17436960, 20924352, 23249280, 26155440, 34873920, 41848704, 52310880, 69747840, 104621760, 209243520]

約数ペア:

[(1, 209243520), (2, 104621760), (3, 69747840), (4, 52310880), (5, 41848704), (6, 34873920), (8, 26155440), (9, 23249280), (10, 20924352), (12, 17436960), (15, 13949568), (16, 13077720), (18, 11624640), (20, 10462176), (24, 8718480), (27, 7749760), (30, 6974784), (32, 6538860), (36, 5812320), (40, 5231088), (45, 4649856), (48, 4359240), (54, 3874880), (60, 3487392), (64, 3269430), (72, 2906160), (80, 2615544), (90, 2324928), (96, 2179620), (108, 1937440), (120, 1743696), (128, 1634715), (135, 1549952), (144, 1453080), (160, 1307772), (180, 1162464), (192, 1089810), (216, 968720), (240, 871848), (270, 774976), (288, 726540), (320, 653886), (360, 581232), (384, 544905), (432, 484360), (480, 435924), (540, 387488), (576, 363270), (640, 326943), (720, 290616), (864, 242180), (960, 217962), (1080, 193744), (1152, 181635), (1440, 145308), (1728, 121090), (1920, 108981), (2160, 96872), (2880, 72654), (3456, 60545), (4320, 48436), (5760, 36327), (8640, 24218), (12109, 17280)]