20312432640

素因数分解:

$2^{13}\times 3^3\times 5^1\times {\mathrm{18367}}^1$

素因数の和:18407

約数の個数: 224

約数和(自身を含む): 72221506560

約数和(自身を除く): 51909073920

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, 9216, 10240, 11520, 12288, 13824, 15360, 17280, 18367, 18432, 20480, 23040, 24576, 27648, 30720, 34560, 36734, 36864, 40960, 46080, 55101, 55296, 61440, 69120, 73468, 73728, 91835, 92160, 110202, 110592, 122880, 138240, 146936, 165303, 183670, 184320, 220404, 221184, 275505, 276480, 293872, 330606, 367340, 368640, 440808, 495909, 551010, 552960, 587744, 661212, 734680, 826515, 881616, 991818, 1102020, 1105920, 1175488, 1322424, 1469360, 1653030, 1763232, 1983636, 2204040, 2350976, 2479545, 2644848, 2938720, 3306060, 3526464, 3967272, 4408080, 4701952, 4959090, 5289696, 5877440, 6612120, 7052928, 7934544, 8816160, 9403904, 9918180, 10579392, 11754880, 13224240, 14105856, 15869088, 17632320, 18807808, 19836360, 21158784, 23509760, 26448480, 28211712, 31738176, 35264640, 37615616, 39672720, 42317568, 47019520, 52896960, 56423424, 63476352, 70529280, 75231232, 79345440, 84635136, 94039040, 105793920, 112846848, 126952704, 141058560, 150462464, 158690880, 169270272, 188078080, 211587840, 225693696, 253905408, 282117120, 317381760, 338540544, 376156160, 423175680, 451387392, 507810816, 564234240, 634763520, 677081088, 752312320, 846351360, 1015621632, 1128468480, 1269527040, 1354162176, 1692702720, 2031243264, 2256936960, 2539054080, 3385405440, 4062486528, 5078108160, 6770810880, 10156216320, 20312432640]

約数ペア:

[(1, 20312432640), (2, 10156216320), (3, 6770810880), (4, 5078108160), (5, 4062486528), (6, 3385405440), (8, 2539054080), (9, 2256936960), (10, 2031243264), (12, 1692702720), (15, 1354162176), (16, 1269527040), (18, 1128468480), (20, 1015621632), (24, 846351360), (27, 752312320), (30, 677081088), (32, 634763520), (36, 564234240), (40, 507810816), (45, 451387392), (48, 423175680), (54, 376156160), (60, 338540544), (64, 317381760), (72, 282117120), (80, 253905408), (90, 225693696), (96, 211587840), (108, 188078080), (120, 169270272), (128, 158690880), (135, 150462464), (144, 141058560), (160, 126952704), (180, 112846848), (192, 105793920), (216, 94039040), (240, 84635136), (256, 79345440), (270, 75231232), (288, 70529280), (320, 63476352), (360, 56423424), (384, 52896960), (432, 47019520), (480, 42317568), (512, 39672720), (540, 37615616), (576, 35264640), (640, 31738176), (720, 28211712), (768, 26448480), (864, 23509760), (960, 21158784), (1024, 19836360), (1080, 18807808), (1152, 17632320), (1280, 15869088), (1440, 14105856), (1536, 13224240), (1728, 11754880), (1920, 10579392), (2048, 9918180), (2160, 9403904), (2304, 8816160), (2560, 7934544), (2880, 7052928), (3072, 6612120), (3456, 5877440), (3840, 5289696), (4096, 4959090), (4320, 4701952), (4608, 4408080), (5120, 3967272), (5760, 3526464), (6144, 3306060), (6912, 2938720), (7680, 2644848), (8192, 2479545), (8640, 2350976), (9216, 2204040), (10240, 1983636), (11520, 1763232), (12288, 1653030), (13824, 1469360), (15360, 1322424), (17280, 1175488), (18367, 1105920), (18432, 1102020), (20480, 991818), (23040, 881616), (24576, 826515), (27648, 734680), (30720, 661212), (34560, 587744), (36734, 552960), (36864, 551010), (40960, 495909), (46080, 440808), (55101, 368640), (55296, 367340), (61440, 330606), (69120, 293872), (73468, 276480), (73728, 275505), (91835, 221184), (92160, 220404), (110202, 184320), (110592, 183670), (122880, 165303), (138240, 146936)]