1999054080

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{6427}}^1$

素因数の和:6463

約数の個数: 216

約数和(自身を含む): 7173802272

約数和(自身を除く): 5174748192

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, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2592, 2880, 3240, 3456, 3840, 3888, 4320, 4860, 5184, 5760, 6427, 6480, 6912, 7776, 8640, 9720, 10368, 11520, 12854, 12960, 15552, 17280, 19281, 19440, 20736, 25708, 25920, 31104, 32135, 34560, 38562, 38880, 51416, 51840, 57843, 62208, 64270, 77124, 77760, 96405, 102832, 103680, 115686, 128540, 154248, 155520, 173529, 192810, 205664, 231372, 257080, 289215, 308496, 311040, 347058, 385620, 411328, 462744, 514160, 520587, 578430, 616992, 694116, 771240, 822656, 867645, 925488, 1028320, 1041174, 1156860, 1233984, 1388232, 1542480, 1561761, 1645312, 1735290, 1850976, 2056640, 2082348, 2313720, 2467968, 2602935, 2776464, 3084960, 3123522, 3470580, 3701952, 4113280, 4164696, 4627440, 4935936, 5205870, 5552928, 6169920, 6247044, 6941160, 7403904, 7808805, 8226560, 8329392, 9254880, 10411740, 11105856, 12339840, 12494088, 13882320, 14807808, 15617610, 16658784, 18509760, 20823480, 22211712, 24679680, 24988176, 27764640, 31235220, 33317568, 37019520, 41646960, 44423424, 49976352, 55529280, 62470440, 66635136, 74039040, 83293920, 99952704, 111058560, 124940880, 133270272, 166587840, 199905408, 222117120, 249881760, 333175680, 399810816, 499763520, 666351360, 999527040, 1999054080]

約数ペア:

[(1, 1999054080), (2, 999527040), (3, 666351360), (4, 499763520), (5, 399810816), (6, 333175680), (8, 249881760), (9, 222117120), (10, 199905408), (12, 166587840), (15, 133270272), (16, 124940880), (18, 111058560), (20, 99952704), (24, 83293920), (27, 74039040), (30, 66635136), (32, 62470440), (36, 55529280), (40, 49976352), (45, 44423424), (48, 41646960), (54, 37019520), (60, 33317568), (64, 31235220), (72, 27764640), (80, 24988176), (81, 24679680), (90, 22211712), (96, 20823480), (108, 18509760), (120, 16658784), (128, 15617610), (135, 14807808), (144, 13882320), (160, 12494088), (162, 12339840), (180, 11105856), (192, 10411740), (216, 9254880), (240, 8329392), (243, 8226560), (256, 7808805), (270, 7403904), (288, 6941160), (320, 6247044), (324, 6169920), (360, 5552928), (384, 5205870), (405, 4935936), (432, 4627440), (480, 4164696), (486, 4113280), (540, 3701952), (576, 3470580), (640, 3123522), (648, 3084960), (720, 2776464), (768, 2602935), (810, 2467968), (864, 2313720), (960, 2082348), (972, 2056640), (1080, 1850976), (1152, 1735290), (1215, 1645312), (1280, 1561761), (1296, 1542480), (1440, 1388232), (1620, 1233984), (1728, 1156860), (1920, 1041174), (1944, 1028320), (2160, 925488), (2304, 867645), (2430, 822656), (2592, 771240), (2880, 694116), (3240, 616992), (3456, 578430), (3840, 520587), (3888, 514160), (4320, 462744), (4860, 411328), (5184, 385620), (5760, 347058), (6427, 311040), (6480, 308496), (6912, 289215), (7776, 257080), (8640, 231372), (9720, 205664), (10368, 192810), (11520, 173529), (12854, 155520), (12960, 154248), (15552, 128540), (17280, 115686), (19281, 103680), (19440, 102832), (20736, 96405), (25708, 77760), (25920, 77124), (31104, 64270), (32135, 62208), (34560, 57843), (38562, 51840), (38880, 51416)]