21100078080

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14771}}^1$

素因数の和:14833

約数の個数: 264

約数和(自身を含む): 75474756864

約数和(自身を除く): 54374678784

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, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3072, 3720, 3840, 3968, 4464, 4608, 4960, 5120, 5580, 5760, 5952, 7440, 7680, 7936, 8928, 9216, 9920, 11160, 11520, 11904, 14771, 14880, 15360, 15872, 17856, 19840, 22320, 23040, 23808, 29542, 29760, 31744, 35712, 39680, 44313, 44640, 46080, 47616, 59084, 59520, 71424, 73855, 79360, 88626, 89280, 95232, 118168, 119040, 132939, 142848, 147710, 158720, 177252, 178560, 221565, 236336, 238080, 265878, 285696, 295420, 354504, 357120, 443130, 457901, 472672, 476160, 531756, 590840, 664695, 709008, 714240, 886260, 915802, 945344, 1063512, 1181680, 1329390, 1373703, 1418016, 1428480, 1772520, 1831604, 1890688, 2127024, 2289505, 2363360, 2658780, 2747406, 2836032, 3545040, 3663208, 3781376, 4121109, 4254048, 4579010, 4726720, 5317560, 5494812, 5672064, 6868515, 7090080, 7326416, 7562752, 8242218, 8508096, 9158020, 9453440, 10635120, 10989624, 11344128, 13737030, 14180160, 14652832, 15125504, 16484436, 17016192, 18316040, 18906880, 20605545, 21270240, 21979248, 22688256, 27474060, 28360320, 29305664, 32968872, 34032384, 36632080, 37813760, 41211090, 42540480, 43958496, 45376512, 54948120, 56720640, 58611328, 65937744, 68064768, 73264160, 75627520, 82422180, 85080960, 87916992, 109896240, 113441280, 117222656, 131875488, 136129536, 146528320, 164844360, 170161920, 175833984, 219792480, 226882560, 234445312, 263750976, 293056640, 329688720, 340323840, 351667968, 439584960, 468890624, 527501952, 586113280, 659377440, 680647680, 703335936, 879169920, 1055003904, 1172226560, 1318754880, 1406671872, 1758339840, 2110007808, 2344453120, 2637509760, 3516679680, 4220015616, 5275019520, 7033359360, 10550039040, 21100078080]

約数ペア:

[(1, 21100078080), (2, 10550039040), (3, 7033359360), (4, 5275019520), (5, 4220015616), (6, 3516679680), (8, 2637509760), (9, 2344453120), (10, 2110007808), (12, 1758339840), (15, 1406671872), (16, 1318754880), (18, 1172226560), (20, 1055003904), (24, 879169920), (30, 703335936), (31, 680647680), (32, 659377440), (36, 586113280), (40, 527501952), (45, 468890624), (48, 439584960), (60, 351667968), (62, 340323840), (64, 329688720), (72, 293056640), (80, 263750976), (90, 234445312), (93, 226882560), (96, 219792480), (120, 175833984), (124, 170161920), (128, 164844360), (144, 146528320), (155, 136129536), (160, 131875488), (180, 117222656), (186, 113441280), (192, 109896240), (240, 87916992), (248, 85080960), (256, 82422180), (279, 75627520), (288, 73264160), (310, 68064768), (320, 65937744), (360, 58611328), (372, 56720640), (384, 54948120), (465, 45376512), (480, 43958496), (496, 42540480), (512, 41211090), (558, 37813760), (576, 36632080), (620, 34032384), (640, 32968872), (720, 29305664), (744, 28360320), (768, 27474060), (930, 22688256), (960, 21979248), (992, 21270240), (1024, 20605545), (1116, 18906880), (1152, 18316040), (1240, 17016192), (1280, 16484436), (1395, 15125504), (1440, 14652832), (1488, 14180160), (1536, 13737030), (1860, 11344128), (1920, 10989624), (1984, 10635120), (2232, 9453440), (2304, 9158020), (2480, 8508096), (2560, 8242218), (2790, 7562752), (2880, 7326416), (2976, 7090080), (3072, 6868515), (3720, 5672064), (3840, 5494812), (3968, 5317560), (4464, 4726720), (4608, 4579010), (4960, 4254048), (5120, 4121109), (5580, 3781376), (5760, 3663208), (5952, 3545040), (7440, 2836032), (7680, 2747406), (7936, 2658780), (8928, 2363360), (9216, 2289505), (9920, 2127024), (11160, 1890688), (11520, 1831604), (11904, 1772520), (14771, 1428480), (14880, 1418016), (15360, 1373703), (15872, 1329390), (17856, 1181680), (19840, 1063512), (22320, 945344), (23040, 915802), (23808, 886260), (29542, 714240), (29760, 709008), (31744, 664695), (35712, 590840), (39680, 531756), (44313, 476160), (44640, 472672), (46080, 457901), (47616, 443130), (59084, 357120), (59520, 354504), (71424, 295420), (73855, 285696), (79360, 265878), (88626, 238080), (89280, 236336), (95232, 221565), (118168, 178560), (119040, 177252), (132939, 158720), (142848, 147710)]