20901611520

素因数分解:

$2^{11}\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4447}}^1$

素因数の和:4500

約数の個数: 384

約数和(自身を含む): 78686899200

約数和(自身を除く): 57785287680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 256, 270, 272, 288, 306, 320, 340, 360, 384, 408, 432, 459, 480, 510, 512, 540, 544, 576, 612, 640, 680, 720, 765, 768, 816, 864, 918, 960, 1020, 1024, 1080, 1088, 1152, 1224, 1280, 1360, 1440, 1530, 1536, 1632, 1728, 1836, 1920, 2040, 2048, 2160, 2176, 2295, 2304, 2448, 2560, 2720, 2880, 3060, 3072, 3264, 3456, 3672, 3840, 4080, 4320, 4352, 4447, 4590, 4608, 4896, 5120, 5440, 5760, 6120, 6144, 6528, 6912, 7344, 7680, 8160, 8640, 8704, 8894, 9180, 9216, 9792, 10240, 10880, 11520, 12240, 13056, 13341, 13824, 14688, 15360, 16320, 17280, 17408, 17788, 18360, 18432, 19584, 21760, 22235, 23040, 24480, 26112, 26682, 27648, 29376, 30720, 32640, 34560, 34816, 35576, 36720, 39168, 40023, 43520, 44470, 46080, 48960, 52224, 53364, 55296, 58752, 65280, 66705, 69120, 71152, 73440, 75599, 78336, 80046, 87040, 88940, 92160, 97920, 104448, 106728, 117504, 120069, 130560, 133410, 138240, 142304, 146880, 151198, 156672, 160092, 174080, 177880, 195840, 200115, 213456, 226797, 235008, 240138, 261120, 266820, 276480, 284608, 293760, 302396, 313344, 320184, 355760, 377995, 391680, 400230, 426912, 453594, 470016, 480276, 522240, 533640, 569216, 587520, 600345, 604792, 640368, 680391, 711520, 755990, 783360, 800460, 853824, 907188, 940032, 960552, 1067280, 1133985, 1138432, 1175040, 1200690, 1209584, 1280736, 1360782, 1423040, 1511980, 1566720, 1600920, 1707648, 1814376, 1921104, 2041173, 2134560, 2267970, 2276864, 2350080, 2401380, 2419168, 2561472, 2721564, 2846080, 3023960, 3201840, 3401955, 3415296, 3628752, 3842208, 4082346, 4269120, 4535940, 4553728, 4700160, 4802760, 4838336, 5122944, 5443128, 5692160, 6047920, 6403680, 6803910, 6830592, 7257504, 7684416, 8164692, 8538240, 9071880, 9107456, 9605520, 9676672, 10205865, 10245888, 10886256, 11384320, 12095840, 12807360, 13607820, 13661184, 14515008, 15368832, 16329384, 17076480, 18143760, 19211040, 19353344, 20411730, 20491776, 21772512, 22768640, 24191680, 25614720, 27215640, 27322368, 29030016, 30737664, 32658768, 34152960, 36287520, 38422080, 38706688, 40823460, 40983552, 43545024, 45537280, 48383360, 51229440, 54431280, 58060032, 61475328, 65317536, 68305920, 72575040, 76844160, 77413376, 81646920, 81967104, 87090048, 96766720, 102458880, 108862560, 116120064, 122950656, 130635072, 136611840, 145150080, 153688320, 154826752, 163293840, 174180096, 193533440, 204917760, 217725120, 232240128, 245901312, 261270144, 290300160, 307376640, 326587680, 348360192, 387066880, 409835520, 435450240, 464480256, 522540288, 580600320, 614753280, 653175360, 696720384, 774133760, 870900480, 1045080576, 1161200640, 1229506560, 1306350720, 1393440768, 1741800960, 2090161152, 2322401280, 2612701440, 3483601920, 4180322304, 5225402880, 6967203840, 10450805760, 20901611520]

約数ペア:

[(1, 20901611520), (2, 10450805760), (3, 6967203840), (4, 5225402880), (5, 4180322304), (6, 3483601920), (8, 2612701440), (9, 2322401280), (10, 2090161152), (12, 1741800960), (15, 1393440768), (16, 1306350720), (17, 1229506560), (18, 1161200640), (20, 1045080576), (24, 870900480), (27, 774133760), (30, 696720384), (32, 653175360), (34, 614753280), (36, 580600320), (40, 522540288), (45, 464480256), (48, 435450240), (51, 409835520), (54, 387066880), (60, 348360192), (64, 326587680), (68, 307376640), (72, 290300160), (80, 261270144), (85, 245901312), (90, 232240128), (96, 217725120), (102, 204917760), (108, 193533440), (120, 174180096), (128, 163293840), (135, 154826752), (136, 153688320), (144, 145150080), (153, 136611840), (160, 130635072), (170, 122950656), (180, 116120064), (192, 108862560), (204, 102458880), (216, 96766720), (240, 87090048), (255, 81967104), (256, 81646920), (270, 77413376), (272, 76844160), (288, 72575040), (306, 68305920), (320, 65317536), (340, 61475328), (360, 58060032), (384, 54431280), (408, 51229440), (432, 48383360), (459, 45537280), (480, 43545024), (510, 40983552), (512, 40823460), (540, 38706688), (544, 38422080), (576, 36287520), (612, 34152960), (640, 32658768), (680, 30737664), (720, 29030016), (765, 27322368), (768, 27215640), (816, 25614720), (864, 24191680), (918, 22768640), (960, 21772512), (1020, 20491776), (1024, 20411730), (1080, 19353344), (1088, 19211040), (1152, 18143760), (1224, 17076480), (1280, 16329384), (1360, 15368832), (1440, 14515008), (1530, 13661184), (1536, 13607820), (1632, 12807360), (1728, 12095840), (1836, 11384320), (1920, 10886256), (2040, 10245888), (2048, 10205865), (2160, 9676672), (2176, 9605520), (2295, 9107456), (2304, 9071880), (2448, 8538240), (2560, 8164692), (2720, 7684416), (2880, 7257504), (3060, 6830592), (3072, 6803910), (3264, 6403680), (3456, 6047920), (3672, 5692160), (3840, 5443128), (4080, 5122944), (4320, 4838336), (4352, 4802760), (4447, 4700160), (4590, 4553728), (4608, 4535940), (4896, 4269120), (5120, 4082346), (5440, 3842208), (5760, 3628752), (6120, 3415296), (6144, 3401955), (6528, 3201840), (6912, 3023960), (7344, 2846080), (7680, 2721564), (8160, 2561472), (8640, 2419168), (8704, 2401380), (8894, 2350080), (9180, 2276864), (9216, 2267970), (9792, 2134560), (10240, 2041173), (10880, 1921104), (11520, 1814376), (12240, 1707648), (13056, 1600920), (13341, 1566720), (13824, 1511980), (14688, 1423040), (15360, 1360782), (16320, 1280736), (17280, 1209584), (17408, 1200690), (17788, 1175040), (18360, 1138432), (18432, 1133985), (19584, 1067280), (21760, 960552), (22235, 940032), (23040, 907188), (24480, 853824), (26112, 800460), (26682, 783360), (27648, 755990), (29376, 711520), (30720, 680391), (32640, 640368), (34560, 604792), (34816, 600345), (35576, 587520), (36720, 569216), (39168, 533640), (40023, 522240), (43520, 480276), (44470, 470016), (46080, 453594), (48960, 426912), (52224, 400230), (53364, 391680), (55296, 377995), (58752, 355760), (65280, 320184), (66705, 313344), (69120, 302396), (71152, 293760), (73440, 284608), (75599, 276480), (78336, 266820), (80046, 261120), (87040, 240138), (88940, 235008), (92160, 226797), (97920, 213456), (104448, 200115), (106728, 195840), (117504, 177880), (120069, 174080), (130560, 160092), (133410, 156672), (138240, 151198), (142304, 146880)]