20791169280

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8317}}^1$

素因数の和:8382

約数の個数: 432

約数和(自身を含む): 84873944064

約数和(自身を除く): 64082774784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 128, 140, 144, 155, 160, 168, 180, 186, 192, 210, 217, 224, 240, 248, 252, 256, 279, 280, 288, 310, 315, 320, 336, 360, 372, 384, 420, 434, 448, 465, 480, 496, 504, 558, 560, 576, 620, 630, 640, 651, 672, 720, 744, 768, 840, 868, 896, 930, 960, 992, 1008, 1085, 1116, 1120, 1152, 1240, 1260, 1280, 1302, 1344, 1395, 1440, 1488, 1680, 1736, 1792, 1860, 1920, 1953, 1984, 2016, 2170, 2232, 2240, 2304, 2480, 2520, 2604, 2688, 2790, 2880, 2976, 3255, 3360, 3472, 3720, 3840, 3906, 3968, 4032, 4340, 4464, 4480, 4960, 5040, 5208, 5376, 5580, 5760, 5952, 6510, 6720, 6944, 7440, 7812, 7936, 8064, 8317, 8680, 8928, 8960, 9765, 9920, 10080, 10416, 11160, 11520, 11904, 13020, 13440, 13888, 14880, 15624, 16128, 16634, 17360, 17856, 19530, 19840, 20160, 20832, 22320, 23808, 24951, 26040, 26880, 27776, 29760, 31248, 33268, 34720, 35712, 39060, 39680, 40320, 41585, 41664, 44640, 49902, 52080, 55552, 58219, 59520, 62496, 66536, 69440, 71424, 74853, 78120, 80640, 83170, 83328, 89280, 99804, 104160, 116438, 119040, 124755, 124992, 133072, 138880, 149706, 156240, 166340, 166656, 174657, 178560, 199608, 208320, 232876, 249510, 249984, 257827, 266144, 277760, 291095, 299412, 312480, 332680, 349314, 357120, 374265, 399216, 416640, 465752, 499020, 499968, 515654, 523971, 532288, 582190, 598824, 624960, 665360, 698628, 748530, 773481, 798432, 833280, 873285, 931504, 998040, 1031308, 1047942, 1064576, 1164380, 1197648, 1249920, 1289135, 1330720, 1397256, 1497060, 1546962, 1596864, 1746570, 1804789, 1863008, 1996080, 2062616, 2095884, 2129152, 2320443, 2328760, 2395296, 2499840, 2578270, 2619855, 2661440, 2794512, 2994120, 3093924, 3193728, 3493140, 3609578, 3726016, 3867405, 3992160, 4125232, 4191768, 4640886, 4657520, 4790592, 5156540, 5239710, 5322880, 5414367, 5589024, 5988240, 6187848, 6387456, 6986280, 7219156, 7452032, 7734810, 7984320, 8250464, 8383536, 9023945, 9281772, 9315040, 9581184, 10313080, 10479420, 10645760, 10828734, 11178048, 11602215, 11976480, 12375696, 13972560, 14438312, 14904064, 15469620, 15968640, 16243101, 16500928, 16767072, 18047890, 18563544, 18630080, 19162368, 20626160, 20958840, 21657468, 22356096, 23204430, 23952960, 24751392, 27071835, 27945120, 28876624, 30939240, 31937280, 32486202, 33001856, 33534144, 36095780, 37127088, 37260160, 41252320, 41917680, 43314936, 44712192, 46408860, 47905920, 49502784, 54143670, 55890240, 57753248, 61878480, 64972404, 66003712, 67068288, 72191560, 74254176, 74520320, 81215505, 82504640, 83835360, 86629872, 92817720, 95811840, 99005568, 108287340, 111780480, 115506496, 123756960, 129944808, 134136576, 144383120, 148508352, 162431010, 165009280, 167670720, 173259744, 185635440, 198011136, 216574680, 223560960, 231012992, 247513920, 259889616, 288766240, 297016704, 324862020, 330018560, 335341440, 346519488, 371270880, 433149360, 462025984, 495027840, 519779232, 577532480, 594033408, 649724040, 670682880, 693038976, 742541760, 866298720, 990055680, 1039558464, 1155064960, 1299448080, 1386077952, 1485083520, 1732597440, 2079116928, 2310129920, 2598896160, 2970167040, 3465194880, 4158233856, 5197792320, 6930389760, 10395584640, 20791169280]

約数ペア:

[(1, 20791169280), (2, 10395584640), (3, 6930389760), (4, 5197792320), (5, 4158233856), (6, 3465194880), (7, 2970167040), (8, 2598896160), (9, 2310129920), (10, 2079116928), (12, 1732597440), (14, 1485083520), (15, 1386077952), (16, 1299448080), (18, 1155064960), (20, 1039558464), (21, 990055680), (24, 866298720), (28, 742541760), (30, 693038976), (31, 670682880), (32, 649724040), (35, 594033408), (36, 577532480), (40, 519779232), (42, 495027840), (45, 462025984), (48, 433149360), (56, 371270880), (60, 346519488), (62, 335341440), (63, 330018560), (64, 324862020), (70, 297016704), (72, 288766240), (80, 259889616), (84, 247513920), (90, 231012992), (93, 223560960), (96, 216574680), (105, 198011136), (112, 185635440), (120, 173259744), (124, 167670720), (126, 165009280), (128, 162431010), (140, 148508352), (144, 144383120), (155, 134136576), (160, 129944808), (168, 123756960), (180, 115506496), (186, 111780480), (192, 108287340), (210, 99005568), (217, 95811840), (224, 92817720), (240, 86629872), (248, 83835360), (252, 82504640), (256, 81215505), (279, 74520320), (280, 74254176), (288, 72191560), (310, 67068288), (315, 66003712), (320, 64972404), (336, 61878480), (360, 57753248), (372, 55890240), (384, 54143670), (420, 49502784), (434, 47905920), (448, 46408860), (465, 44712192), (480, 43314936), (496, 41917680), (504, 41252320), (558, 37260160), (560, 37127088), (576, 36095780), (620, 33534144), (630, 33001856), (640, 32486202), (651, 31937280), (672, 30939240), (720, 28876624), (744, 27945120), (768, 27071835), (840, 24751392), (868, 23952960), (896, 23204430), (930, 22356096), (960, 21657468), (992, 20958840), (1008, 20626160), (1085, 19162368), (1116, 18630080), (1120, 18563544), (1152, 18047890), (1240, 16767072), (1260, 16500928), (1280, 16243101), (1302, 15968640), (1344, 15469620), (1395, 14904064), (1440, 14438312), (1488, 13972560), (1680, 12375696), (1736, 11976480), (1792, 11602215), (1860, 11178048), (1920, 10828734), (1953, 10645760), (1984, 10479420), (2016, 10313080), (2170, 9581184), (2232, 9315040), (2240, 9281772), (2304, 9023945), (2480, 8383536), (2520, 8250464), (2604, 7984320), (2688, 7734810), (2790, 7452032), (2880, 7219156), (2976, 6986280), (3255, 6387456), (3360, 6187848), (3472, 5988240), (3720, 5589024), (3840, 5414367), (3906, 5322880), (3968, 5239710), (4032, 5156540), (4340, 4790592), (4464, 4657520), (4480, 4640886), (4960, 4191768), (5040, 4125232), (5208, 3992160), (5376, 3867405), (5580, 3726016), (5760, 3609578), (5952, 3493140), (6510, 3193728), (6720, 3093924), (6944, 2994120), (7440, 2794512), (7812, 2661440), (7936, 2619855), (8064, 2578270), (8317, 2499840), (8680, 2395296), (8928, 2328760), (8960, 2320443), (9765, 2129152), (9920, 2095884), (10080, 2062616), (10416, 1996080), (11160, 1863008), (11520, 1804789), (11904, 1746570), (13020, 1596864), (13440, 1546962), (13888, 1497060), (14880, 1397256), (15624, 1330720), (16128, 1289135), (16634, 1249920), (17360, 1197648), (17856, 1164380), (19530, 1064576), (19840, 1047942), (20160, 1031308), (20832, 998040), (22320, 931504), (23808, 873285), (24951, 833280), (26040, 798432), (26880, 773481), (27776, 748530), (29760, 698628), (31248, 665360), (33268, 624960), (34720, 598824), (35712, 582190), (39060, 532288), (39680, 523971), (40320, 515654), (41585, 499968), (41664, 499020), (44640, 465752), (49902, 416640), (52080, 399216), (55552, 374265), (58219, 357120), (59520, 349314), (62496, 332680), (66536, 312480), (69440, 299412), (71424, 291095), (74853, 277760), (78120, 266144), (80640, 257827), (83170, 249984), (83328, 249510), (89280, 232876), (99804, 208320), (104160, 199608), (116438, 178560), (119040, 174657), (124755, 166656), (124992, 166340), (133072, 156240), (138880, 149706)]