20161566720

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7057}}^1$

素因数の和:7121

約数の個数: 288

約数和(自身を含む): 72140664960

約数和(自身を除く): 51979098240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1024, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2048, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3072, 3720, 3840, 3968, 4464, 4608, 4960, 5120, 5580, 5760, 5952, 6144, 7057, 7440, 7680, 7936, 8928, 9216, 9920, 10240, 11160, 11520, 11904, 14114, 14880, 15360, 15872, 17856, 18432, 19840, 21171, 22320, 23040, 23808, 28228, 29760, 30720, 31744, 35285, 35712, 39680, 42342, 44640, 46080, 47616, 56456, 59520, 63488, 63513, 70570, 71424, 79360, 84684, 89280, 92160, 95232, 105855, 112912, 119040, 127026, 141140, 142848, 158720, 169368, 178560, 190464, 211710, 218767, 225824, 238080, 254052, 282280, 285696, 317440, 317565, 338736, 357120, 423420, 437534, 451648, 476160, 508104, 564560, 571392, 635130, 656301, 677472, 714240, 846840, 875068, 903296, 952320, 1016208, 1093835, 1129120, 1270260, 1312602, 1354944, 1428480, 1693680, 1750136, 1806592, 1968903, 2032416, 2187670, 2258240, 2540520, 2625204, 2709888, 2856960, 3281505, 3387360, 3500272, 3613184, 3937806, 4064832, 4375340, 4516480, 5081040, 5250408, 5419776, 6563010, 6774720, 7000544, 7226368, 7875612, 8129664, 8750680, 9032960, 9844515, 10162080, 10500816, 10839552, 13126020, 13549440, 14001088, 14452736, 15751224, 16259328, 17501360, 18065920, 19689030, 20324160, 21001632, 21679104, 26252040, 27098880, 28002176, 31502448, 32518656, 35002720, 36131840, 39378060, 40648320, 42003264, 43358208, 52504080, 54197760, 56004352, 63004896, 65037312, 70005440, 72263680, 78756120, 81296640, 84006528, 105008160, 108395520, 112008704, 126009792, 130074624, 140010880, 157512240, 162593280, 168013056, 210016320, 216791040, 224017408, 252019584, 280021760, 315024480, 325186560, 336026112, 420032640, 448034816, 504039168, 560043520, 630048960, 650373120, 672052224, 840065280, 1008078336, 1120087040, 1260097920, 1344104448, 1680130560, 2016156672, 2240174080, 2520195840, 3360261120, 4032313344, 5040391680, 6720522240, 10080783360, 20161566720]

約数ペア:

[(1, 20161566720), (2, 10080783360), (3, 6720522240), (4, 5040391680), (5, 4032313344), (6, 3360261120), (8, 2520195840), (9, 2240174080), (10, 2016156672), (12, 1680130560), (15, 1344104448), (16, 1260097920), (18, 1120087040), (20, 1008078336), (24, 840065280), (30, 672052224), (31, 650373120), (32, 630048960), (36, 560043520), (40, 504039168), (45, 448034816), (48, 420032640), (60, 336026112), (62, 325186560), (64, 315024480), (72, 280021760), (80, 252019584), (90, 224017408), (93, 216791040), (96, 210016320), (120, 168013056), (124, 162593280), (128, 157512240), (144, 140010880), (155, 130074624), (160, 126009792), (180, 112008704), (186, 108395520), (192, 105008160), (240, 84006528), (248, 81296640), (256, 78756120), (279, 72263680), (288, 70005440), (310, 65037312), (320, 63004896), (360, 56004352), (372, 54197760), (384, 52504080), (465, 43358208), (480, 42003264), (496, 40648320), (512, 39378060), (558, 36131840), (576, 35002720), (620, 32518656), (640, 31502448), (720, 28002176), (744, 27098880), (768, 26252040), (930, 21679104), (960, 21001632), (992, 20324160), (1024, 19689030), (1116, 18065920), (1152, 17501360), (1240, 16259328), (1280, 15751224), (1395, 14452736), (1440, 14001088), (1488, 13549440), (1536, 13126020), (1860, 10839552), (1920, 10500816), (1984, 10162080), (2048, 9844515), (2232, 9032960), (2304, 8750680), (2480, 8129664), (2560, 7875612), (2790, 7226368), (2880, 7000544), (2976, 6774720), (3072, 6563010), (3720, 5419776), (3840, 5250408), (3968, 5081040), (4464, 4516480), (4608, 4375340), (4960, 4064832), (5120, 3937806), (5580, 3613184), (5760, 3500272), (5952, 3387360), (6144, 3281505), (7057, 2856960), (7440, 2709888), (7680, 2625204), (7936, 2540520), (8928, 2258240), (9216, 2187670), (9920, 2032416), (10240, 1968903), (11160, 1806592), (11520, 1750136), (11904, 1693680), (14114, 1428480), (14880, 1354944), (15360, 1312602), (15872, 1270260), (17856, 1129120), (18432, 1093835), (19840, 1016208), (21171, 952320), (22320, 903296), (23040, 875068), (23808, 846840), (28228, 714240), (29760, 677472), (30720, 656301), (31744, 635130), (35285, 571392), (35712, 564560), (39680, 508104), (42342, 476160), (44640, 451648), (46080, 437534), (47616, 423420), (56456, 357120), (59520, 338736), (63488, 317565), (63513, 317440), (70570, 285696), (71424, 282280), (79360, 254052), (84684, 238080), (89280, 225824), (92160, 218767), (95232, 211710), (105855, 190464), (112912, 178560), (119040, 169368), (127026, 158720), (141140, 142848)]