1028574720

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:702

約数の個数: 320

約数和(自身を含む): 3818327040

約数和(自身を除く): 2789752320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 256, 270, 276, 288, 320, 345, 360, 368, 384, 414, 432, 460, 480, 512, 540, 552, 576, 621, 640, 647, 690, 720, 736, 768, 828, 864, 920, 960, 1035, 1080, 1104, 1152, 1242, 1280, 1294, 1380, 1440, 1472, 1536, 1656, 1728, 1840, 1920, 1941, 2070, 2160, 2208, 2304, 2484, 2560, 2588, 2760, 2880, 2944, 3105, 3235, 3312, 3456, 3680, 3840, 3882, 4140, 4320, 4416, 4608, 4968, 5176, 5520, 5760, 5823, 5888, 6210, 6470, 6624, 6912, 7360, 7680, 7764, 8280, 8640, 8832, 9705, 9936, 10352, 11040, 11520, 11646, 11776, 12420, 12940, 13248, 13824, 14720, 14881, 15528, 16560, 17280, 17469, 17664, 19410, 19872, 20704, 22080, 23040, 23292, 24840, 25880, 26496, 29115, 29440, 29762, 31056, 33120, 34560, 34938, 35328, 38820, 39744, 41408, 44160, 44643, 46584, 49680, 51760, 52992, 58230, 58880, 59524, 62112, 66240, 69120, 69876, 74405, 77640, 79488, 82816, 87345, 88320, 89286, 93168, 99360, 103520, 105984, 116460, 119048, 124224, 132480, 133929, 139752, 148810, 155280, 158976, 165632, 174690, 176640, 178572, 186336, 198720, 207040, 223215, 232920, 238096, 248448, 264960, 267858, 279504, 297620, 310560, 317952, 331264, 349380, 357144, 372672, 397440, 401787, 414080, 446430, 465840, 476192, 496896, 529920, 535716, 559008, 595240, 621120, 669645, 698760, 714288, 745344, 794880, 803574, 828160, 892860, 931680, 952384, 993792, 1071432, 1118016, 1190480, 1242240, 1339290, 1397520, 1428576, 1490688, 1589760, 1607148, 1656320, 1785720, 1863360, 1904768, 2008935, 2142864, 2236032, 2380960, 2484480, 2678580, 2795040, 2857152, 2981376, 3214296, 3571440, 3726720, 3809536, 4017870, 4285728, 4472064, 4761920, 4968960, 5357160, 5590080, 5714304, 6428592, 7142880, 7453440, 7619072, 8035740, 8571456, 8944128, 9523840, 10714320, 11180160, 11428608, 12857184, 14285760, 14906880, 16071480, 17142912, 19047680, 21428640, 22360320, 22857216, 25714368, 28571520, 32142960, 34285824, 38095360, 42857280, 44720640, 51428736, 57143040, 64285920, 68571648, 85714560, 102857472, 114286080, 128571840, 171429120, 205714944, 257143680, 342858240, 514287360, 1028574720]

約数ペア:

[(1, 1028574720), (2, 514287360), (3, 342858240), (4, 257143680), (5, 205714944), (6, 171429120), (8, 128571840), (9, 114286080), (10, 102857472), (12, 85714560), (15, 68571648), (16, 64285920), (18, 57143040), (20, 51428736), (23, 44720640), (24, 42857280), (27, 38095360), (30, 34285824), (32, 32142960), (36, 28571520), (40, 25714368), (45, 22857216), (46, 22360320), (48, 21428640), (54, 19047680), (60, 17142912), (64, 16071480), (69, 14906880), (72, 14285760), (80, 12857184), (90, 11428608), (92, 11180160), (96, 10714320), (108, 9523840), (115, 8944128), (120, 8571456), (128, 8035740), (135, 7619072), (138, 7453440), (144, 7142880), (160, 6428592), (180, 5714304), (184, 5590080), (192, 5357160), (207, 4968960), (216, 4761920), (230, 4472064), (240, 4285728), (256, 4017870), (270, 3809536), (276, 3726720), (288, 3571440), (320, 3214296), (345, 2981376), (360, 2857152), (368, 2795040), (384, 2678580), (414, 2484480), (432, 2380960), (460, 2236032), (480, 2142864), (512, 2008935), (540, 1904768), (552, 1863360), (576, 1785720), (621, 1656320), (640, 1607148), (647, 1589760), (690, 1490688), (720, 1428576), (736, 1397520), (768, 1339290), (828, 1242240), (864, 1190480), (920, 1118016), (960, 1071432), (1035, 993792), (1080, 952384), (1104, 931680), (1152, 892860), (1242, 828160), (1280, 803574), (1294, 794880), (1380, 745344), (1440, 714288), (1472, 698760), (1536, 669645), (1656, 621120), (1728, 595240), (1840, 559008), (1920, 535716), (1941, 529920), (2070, 496896), (2160, 476192), (2208, 465840), (2304, 446430), (2484, 414080), (2560, 401787), (2588, 397440), (2760, 372672), (2880, 357144), (2944, 349380), (3105, 331264), (3235, 317952), (3312, 310560), (3456, 297620), (3680, 279504), (3840, 267858), (3882, 264960), (4140, 248448), (4320, 238096), (4416, 232920), (4608, 223215), (4968, 207040), (5176, 198720), (5520, 186336), (5760, 178572), (5823, 176640), (5888, 174690), (6210, 165632), (6470, 158976), (6624, 155280), (6912, 148810), (7360, 139752), (7680, 133929), (7764, 132480), (8280, 124224), (8640, 119048), (8832, 116460), (9705, 105984), (9936, 103520), (10352, 99360), (11040, 93168), (11520, 89286), (11646, 88320), (11776, 87345), (12420, 82816), (12940, 79488), (13248, 77640), (13824, 74405), (14720, 69876), (14881, 69120), (15528, 66240), (16560, 62112), (17280, 59524), (17469, 58880), (17664, 58230), (19410, 52992), (19872, 51760), (20704, 49680), (22080, 46584), (23040, 44643), (23292, 44160), (24840, 41408), (25880, 39744), (26496, 38820), (29115, 35328), (29440, 34938), (29762, 34560), (31056, 33120)]