20871997440

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 576

約数和(自身を含む): 79635104640

約数和(自身を除く): 58763107200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 101, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 202, 210, 217, 224, 240, 248, 256, 280, 303, 310, 320, 336, 372, 384, 404, 420, 434, 448, 465, 480, 496, 505, 512, 560, 606, 620, 640, 651, 672, 707, 744, 768, 808, 840, 868, 896, 930, 960, 961, 992, 1010, 1024, 1085, 1120, 1212, 1240, 1280, 1302, 1344, 1414, 1488, 1515, 1536, 1616, 1680, 1736, 1792, 1860, 1920, 1922, 1984, 2020, 2048, 2121, 2170, 2240, 2424, 2480, 2560, 2604, 2688, 2828, 2883, 2976, 3030, 3072, 3131, 3232, 3255, 3360, 3472, 3535, 3584, 3720, 3840, 3844, 3968, 4040, 4242, 4340, 4480, 4805, 4848, 4960, 5120, 5208, 5376, 5656, 5766, 5952, 6060, 6144, 6262, 6464, 6510, 6720, 6727, 6944, 7070, 7168, 7440, 7680, 7688, 7936, 8080, 8484, 8680, 8960, 9393, 9610, 9696, 9920, 10240, 10416, 10605, 10752, 11312, 11532, 11904, 12120, 12524, 12928, 13020, 13440, 13454, 13888, 14140, 14336, 14415, 14880, 15360, 15376, 15655, 15872, 16160, 16968, 17360, 17920, 18786, 19220, 19392, 19840, 20181, 20832, 21210, 21504, 21917, 22624, 23064, 23808, 24240, 25048, 25856, 26040, 26880, 26908, 27776, 28280, 28830, 29760, 30720, 30752, 31310, 31744, 32320, 33635, 33936, 34720, 35840, 37572, 38440, 38784, 39680, 40362, 41664, 42420, 43008, 43834, 45248, 46128, 46965, 47616, 48480, 50096, 51712, 52080, 53760, 53816, 55552, 56560, 57660, 59520, 61504, 62620, 63488, 64640, 65751, 67270, 67872, 69440, 71680, 75144, 76880, 77568, 79360, 80724, 83328, 84840, 87668, 90496, 92256, 93930, 95232, 96960, 97061, 100192, 100905, 103424, 104160, 107520, 107632, 109585, 111104, 113120, 115320, 119040, 123008, 125240, 129280, 131502, 134540, 135744, 138880, 150288, 153760, 155136, 158720, 161448, 166656, 169680, 175336, 180992, 184512, 187860, 190464, 193920, 194122, 200384, 201810, 206848, 208320, 215040, 215264, 219170, 222208, 226240, 230640, 238080, 246016, 250480, 258560, 263004, 269080, 271488, 277760, 291183, 300576, 307520, 310272, 317440, 322896, 328755, 333312, 339360, 350672, 361984, 369024, 375720, 387840, 388244, 400768, 403620, 416640, 430528, 438340, 444416, 452480, 461280, 476160, 485305, 492032, 500960, 517120, 526008, 538160, 542976, 555520, 582366, 601152, 615040, 620544, 645792, 657510, 666624, 678720, 679427, 701344, 723968, 738048, 751440, 775680, 776488, 801536, 807240, 833280, 861056, 876680, 904960, 922560, 952320, 970610, 984064, 1001920, 1034240, 1052016, 1076320, 1085952, 1111040, 1164732, 1202304, 1230080, 1291584, 1315020, 1333248, 1357440, 1358854, 1402688, 1447936, 1455915, 1476096, 1502880, 1551360, 1552976, 1603072, 1614480, 1666560, 1722112, 1753360, 1809920, 1845120, 1941220, 1968128, 2003840, 2038281, 2104032, 2152640, 2171904, 2222080, 2329464, 2404608, 2460160, 2583168, 2630040, 2714880, 2717708, 2805376, 2911830, 2952192, 3005760, 3102720, 3105952, 3206144, 3228960, 3333120, 3397135, 3444224, 3506720, 3619840, 3690240, 3882440, 4007680, 4076562, 4208064, 4305280, 4343808, 4658928, 4809216, 4920320, 5166336, 5260080, 5429760, 5435416, 5610752, 5823660, 5904384, 6011520, 6211904, 6412288, 6457920, 6666240, 6794270, 6888448, 7013440, 7239680, 7380480, 7764880, 8015360, 8153124, 8416128, 8610560, 9317856, 9618432, 9840640, 10191405, 10332672, 10520160, 10859520, 10870832, 11221504, 11647320, 12023040, 12423808, 12915840, 13588540, 13776896, 14026880, 14760960, 15529760, 16030720, 16306248, 16832256, 17221120, 18635712, 19236864, 20382810, 20665344, 21040320, 21719040, 21741664, 22443008, 23294640, 24046080, 24847616, 25831680, 27177080, 28053760, 29521920, 31059520, 32061440, 32612496, 33664512, 34442240, 37271424, 40765620, 41330688, 42080640, 43483328, 44886016, 46589280, 48092160, 49695232, 51663360, 54354160, 56107520, 62119040, 65224992, 67329024, 68884480, 74542848, 81531240, 84161280, 86966656, 93178560, 96184320, 99390464, 103326720, 108708320, 112215040, 124238080, 130449984, 134658048, 149085696, 163062480, 168322560, 173933312, 186357120, 198780928, 206653440, 217416640, 224430080, 248476160, 260899968, 298171392, 326124960, 336645120, 347866624, 372714240, 434833280, 496952320, 521799936, 596342784, 652249920, 673290240, 695733248, 745428480, 869666560, 993904640, 1043599872, 1304499840, 1391466496, 1490856960, 1739333120, 2087199744, 2608999680, 2981713920, 3478666240, 4174399488, 5217999360, 6957332480, 10435998720, 20871997440]

約数ペア:

[(1, 20871997440), (2, 10435998720), (3, 6957332480), (4, 5217999360), (5, 4174399488), (6, 3478666240), (7, 2981713920), (8, 2608999680), (10, 2087199744), (12, 1739333120), (14, 1490856960), (15, 1391466496), (16, 1304499840), (20, 1043599872), (21, 993904640), (24, 869666560), (28, 745428480), (30, 695733248), (31, 673290240), (32, 652249920), (35, 596342784), (40, 521799936), (42, 496952320), (48, 434833280), (56, 372714240), (60, 347866624), (62, 336645120), (64, 326124960), (70, 298171392), (80, 260899968), (84, 248476160), (93, 224430080), (96, 217416640), (101, 206653440), (105, 198780928), (112, 186357120), (120, 173933312), (124, 168322560), (128, 163062480), (140, 149085696), (155, 134658048), (160, 130449984), (168, 124238080), (186, 112215040), (192, 108708320), (202, 103326720), (210, 99390464), (217, 96184320), (224, 93178560), (240, 86966656), (248, 84161280), (256, 81531240), (280, 74542848), (303, 68884480), (310, 67329024), (320, 65224992), (336, 62119040), (372, 56107520), (384, 54354160), (404, 51663360), (420, 49695232), (434, 48092160), (448, 46589280), (465, 44886016), (480, 43483328), (496, 42080640), (505, 41330688), (512, 40765620), (560, 37271424), (606, 34442240), (620, 33664512), (640, 32612496), (651, 32061440), (672, 31059520), (707, 29521920), (744, 28053760), (768, 27177080), (808, 25831680), (840, 24847616), (868, 24046080), (896, 23294640), (930, 22443008), (960, 21741664), (961, 21719040), (992, 21040320), (1010, 20665344), (1024, 20382810), (1085, 19236864), (1120, 18635712), (1212, 17221120), (1240, 16832256), (1280, 16306248), (1302, 16030720), (1344, 15529760), (1414, 14760960), (1488, 14026880), (1515, 13776896), (1536, 13588540), (1616, 12915840), (1680, 12423808), (1736, 12023040), (1792, 11647320), (1860, 11221504), (1920, 10870832), (1922, 10859520), (1984, 10520160), (2020, 10332672), (2048, 10191405), (2121, 9840640), (2170, 9618432), (2240, 9317856), (2424, 8610560), (2480, 8416128), (2560, 8153124), (2604, 8015360), (2688, 7764880), (2828, 7380480), (2883, 7239680), (2976, 7013440), (3030, 6888448), (3072, 6794270), (3131, 6666240), (3232, 6457920), (3255, 6412288), (3360, 6211904), (3472, 6011520), (3535, 5904384), (3584, 5823660), (3720, 5610752), (3840, 5435416), (3844, 5429760), (3968, 5260080), (4040, 5166336), (4242, 4920320), (4340, 4809216), (4480, 4658928), (4805, 4343808), (4848, 4305280), (4960, 4208064), (5120, 4076562), (5208, 4007680), (5376, 3882440), (5656, 3690240), (5766, 3619840), (5952, 3506720), (6060, 3444224), (6144, 3397135), (6262, 3333120), (6464, 3228960), (6510, 3206144), (6720, 3105952), (6727, 3102720), (6944, 3005760), (7070, 2952192), (7168, 2911830), (7440, 2805376), (7680, 2717708), (7688, 2714880), (7936, 2630040), (8080, 2583168), (8484, 2460160), (8680, 2404608), (8960, 2329464), (9393, 2222080), (9610, 2171904), (9696, 2152640), (9920, 2104032), (10240, 2038281), (10416, 2003840), (10605, 1968128), (10752, 1941220), (11312, 1845120), (11532, 1809920), (11904, 1753360), (12120, 1722112), (12524, 1666560), (12928, 1614480), (13020, 1603072), (13440, 1552976), (13454, 1551360), (13888, 1502880), (14140, 1476096), (14336, 1455915), (14415, 1447936), (14880, 1402688), (15360, 1358854), (15376, 1357440), (15655, 1333248), (15872, 1315020), (16160, 1291584), (16968, 1230080), (17360, 1202304), (17920, 1164732), (18786, 1111040), (19220, 1085952), (19392, 1076320), (19840, 1052016), (20181, 1034240), (20832, 1001920), (21210, 984064), (21504, 970610), (21917, 952320), (22624, 922560), (23064, 904960), (23808, 876680), (24240, 861056), (25048, 833280), (25856, 807240), (26040, 801536), (26880, 776488), (26908, 775680), (27776, 751440), (28280, 738048), (28830, 723968), (29760, 701344), (30720, 679427), (30752, 678720), (31310, 666624), (31744, 657510), (32320, 645792), (33635, 620544), (33936, 615040), (34720, 601152), (35840, 582366), (37572, 555520), (38440, 542976), (38784, 538160), (39680, 526008), (40362, 517120), (41664, 500960), (42420, 492032), (43008, 485305), (43834, 476160), (45248, 461280), (46128, 452480), (46965, 444416), (47616, 438340), (48480, 430528), (50096, 416640), (51712, 403620), (52080, 400768), (53760, 388244), (53816, 387840), (55552, 375720), (56560, 369024), (57660, 361984), (59520, 350672), (61504, 339360), (62620, 333312), (63488, 328755), (64640, 322896), (65751, 317440), (67270, 310272), (67872, 307520), (69440, 300576), (71680, 291183), (75144, 277760), (76880, 271488), (77568, 269080), (79360, 263004), (80724, 258560), (83328, 250480), (84840, 246016), (87668, 238080), (90496, 230640), (92256, 226240), (93930, 222208), (95232, 219170), (96960, 215264), (97061, 215040), (100192, 208320), (100905, 206848), (103424, 201810), (104160, 200384), (107520, 194122), (107632, 193920), (109585, 190464), (111104, 187860), (113120, 184512), (115320, 180992), (119040, 175336), (123008, 169680), (125240, 166656), (129280, 161448), (131502, 158720), (134540, 155136), (135744, 153760), (138880, 150288)]