20320174080

素因数分解:

$2^{14}\times 3^3\times 5^1\times {\mathrm{9187}}^1$

素因数の和:9229

約数の個数: 240

約数和(自身を含む): 72255167040

約数和(自身を除く): 51934992960

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, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2048, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4096, 4320, 4608, 5120, 5760, 6144, 6912, 7680, 8192, 8640, 9187, 9216, 10240, 11520, 12288, 13824, 15360, 16384, 17280, 18374, 18432, 20480, 23040, 24576, 27561, 27648, 30720, 34560, 36748, 36864, 40960, 45935, 46080, 49152, 55122, 55296, 61440, 69120, 73496, 73728, 81920, 82683, 91870, 92160, 110244, 110592, 122880, 137805, 138240, 146992, 147456, 165366, 183740, 184320, 220488, 221184, 245760, 248049, 275610, 276480, 293984, 330732, 367480, 368640, 413415, 440976, 442368, 496098, 551220, 552960, 587968, 661464, 734960, 737280, 826830, 881952, 992196, 1102440, 1105920, 1175936, 1240245, 1322928, 1469920, 1653660, 1763904, 1984392, 2204880, 2211840, 2351872, 2480490, 2645856, 2939840, 3307320, 3527808, 3968784, 4409760, 4703744, 4960980, 5291712, 5879680, 6614640, 7055616, 7937568, 8819520, 9407488, 9921960, 10583424, 11759360, 13229280, 14111232, 15875136, 17639040, 18814976, 19843920, 21166848, 23518720, 26458560, 28222464, 31750272, 35278080, 37629952, 39687840, 42333696, 47037440, 52917120, 56444928, 63500544, 70556160, 75259904, 79375680, 84667392, 94074880, 105834240, 112889856, 127001088, 141112320, 150519808, 158751360, 169334784, 188149760, 211668480, 225779712, 254002176, 282224640, 317502720, 338669568, 376299520, 423336960, 451559424, 508004352, 564449280, 635005440, 677339136, 752599040, 846673920, 1016008704, 1128898560, 1270010880, 1354678272, 1693347840, 2032017408, 2257797120, 2540021760, 3386695680, 4064034816, 5080043520, 6773391360, 10160087040, 20320174080]

約数ペア:

[(1, 20320174080), (2, 10160087040), (3, 6773391360), (4, 5080043520), (5, 4064034816), (6, 3386695680), (8, 2540021760), (9, 2257797120), (10, 2032017408), (12, 1693347840), (15, 1354678272), (16, 1270010880), (18, 1128898560), (20, 1016008704), (24, 846673920), (27, 752599040), (30, 677339136), (32, 635005440), (36, 564449280), (40, 508004352), (45, 451559424), (48, 423336960), (54, 376299520), (60, 338669568), (64, 317502720), (72, 282224640), (80, 254002176), (90, 225779712), (96, 211668480), (108, 188149760), (120, 169334784), (128, 158751360), (135, 150519808), (144, 141112320), (160, 127001088), (180, 112889856), (192, 105834240), (216, 94074880), (240, 84667392), (256, 79375680), (270, 75259904), (288, 70556160), (320, 63500544), (360, 56444928), (384, 52917120), (432, 47037440), (480, 42333696), (512, 39687840), (540, 37629952), (576, 35278080), (640, 31750272), (720, 28222464), (768, 26458560), (864, 23518720), (960, 21166848), (1024, 19843920), (1080, 18814976), (1152, 17639040), (1280, 15875136), (1440, 14111232), (1536, 13229280), (1728, 11759360), (1920, 10583424), (2048, 9921960), (2160, 9407488), (2304, 8819520), (2560, 7937568), (2880, 7055616), (3072, 6614640), (3456, 5879680), (3840, 5291712), (4096, 4960980), (4320, 4703744), (4608, 4409760), (5120, 3968784), (5760, 3527808), (6144, 3307320), (6912, 2939840), (7680, 2645856), (8192, 2480490), (8640, 2351872), (9187, 2211840), (9216, 2204880), (10240, 1984392), (11520, 1763904), (12288, 1653660), (13824, 1469920), (15360, 1322928), (16384, 1240245), (17280, 1175936), (18374, 1105920), (18432, 1102440), (20480, 992196), (23040, 881952), (24576, 826830), (27561, 737280), (27648, 734960), (30720, 661464), (34560, 587968), (36748, 552960), (36864, 551220), (40960, 496098), (45935, 442368), (46080, 440976), (49152, 413415), (55122, 368640), (55296, 367480), (61440, 330732), (69120, 293984), (73496, 276480), (73728, 275610), (81920, 248049), (82683, 245760), (91870, 221184), (92160, 220488), (110244, 184320), (110592, 183740), (122880, 165366), (137805, 147456), (138240, 146992)]