20667619840

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:208

約数の個数: 480

約数和(自身を含む): 60997037904

約数和(自身を除く): 40329418064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 61, 64, 70, 73, 74, 80, 98, 112, 122, 128, 140, 146, 148, 160, 185, 196, 224, 244, 245, 256, 259, 280, 292, 296, 305, 320, 365, 370, 392, 427, 448, 488, 490, 511, 512, 518, 560, 584, 592, 610, 640, 730, 740, 784, 854, 896, 976, 980, 1022, 1036, 1120, 1168, 1184, 1220, 1280, 1295, 1460, 1480, 1568, 1708, 1792, 1813, 1952, 1960, 2044, 2072, 2135, 2240, 2257, 2336, 2368, 2440, 2555, 2560, 2590, 2701, 2920, 2960, 2989, 3136, 3416, 3577, 3584, 3626, 3904, 3920, 4088, 4144, 4270, 4453, 4480, 4514, 4672, 4736, 4880, 5110, 5180, 5402, 5840, 5920, 5978, 6272, 6832, 7154, 7252, 7808, 7840, 8176, 8288, 8540, 8906, 8960, 9028, 9065, 9344, 9472, 9760, 10220, 10360, 10804, 11285, 11680, 11840, 11956, 12544, 13505, 13664, 14308, 14504, 14945, 15616, 15680, 15799, 16352, 16576, 17080, 17812, 17885, 17920, 18056, 18130, 18688, 18907, 18944, 19520, 20440, 20720, 21608, 22265, 22570, 23360, 23680, 23912, 25088, 27010, 27328, 28616, 29008, 29890, 31171, 31232, 31360, 31598, 32704, 33152, 34160, 35624, 35770, 36112, 36260, 37376, 37814, 39040, 40880, 41440, 43216, 44530, 45140, 46720, 47360, 47824, 54020, 54656, 57232, 58016, 59780, 62342, 62720, 63196, 65408, 66304, 68320, 71248, 71540, 72224, 72520, 75628, 78080, 78995, 81760, 82880, 86432, 89060, 90280, 93440, 94535, 94720, 95648, 108040, 109312, 110593, 114464, 116032, 119560, 124684, 125440, 126392, 130816, 132349, 132608, 136640, 142496, 143080, 144448, 145040, 151256, 155855, 156160, 157990, 163520, 164761, 165760, 172864, 178120, 180560, 186880, 189070, 191296, 216080, 218197, 218624, 221186, 228928, 232064, 239120, 249368, 252784, 261632, 264698, 273280, 284992, 286160, 288896, 290080, 302512, 311710, 315980, 327040, 329522, 331520, 345728, 356240, 361120, 378140, 382592, 432160, 436394, 442372, 457856, 464128, 478240, 498736, 505568, 529396, 546560, 552965, 569984, 572320, 577792, 580160, 605024, 623420, 631960, 654080, 659044, 661745, 663040, 691456, 712480, 722240, 756280, 765184, 823805, 864320, 872788, 884744, 915712, 928256, 956480, 997472, 1011136, 1058792, 1090985, 1093120, 1105930, 1139968, 1144640, 1153327, 1155584, 1160320, 1210048, 1246840, 1263920, 1308160, 1318088, 1323490, 1382912, 1424960, 1444480, 1512560, 1530368, 1647610, 1728640, 1745576, 1769488, 1831424, 1912960, 1994944, 2022272, 2117584, 2181970, 2211860, 2279936, 2289280, 2306654, 2320640, 2420096, 2493680, 2527840, 2636176, 2646980, 2849920, 2888960, 3025120, 3295220, 3457280, 3491152, 3538976, 3825920, 3989888, 4044544, 4235168, 4363940, 4423720, 4578560, 4613308, 4641280, 4840192, 4987360, 5055680, 5272352, 5293960, 5699840, 5766635, 5777920, 6050240, 6590440, 6914560, 6982304, 7077952, 7651840, 7979776, 8073289, 8089088, 8470336, 8727880, 8847440, 9157120, 9226616, 9680384, 9974720, 10111360, 10544704, 10587920, 11399680, 11533270, 12100480, 13180880, 13964608, 14155904, 15959552, 16146578, 16940672, 17455760, 17694880, 18453232, 19949440, 20222720, 21089408, 21175840, 23066540, 24200960, 26361760, 27929216, 28311808, 32293156, 33881344, 34911520, 35389760, 36906464, 39898880, 40366445, 40445440, 42178816, 42351680, 46133080, 48401920, 52723520, 55858432, 56623616, 64586312, 67762688, 69823040, 70779520, 73812928, 79797760, 80732890, 84357632, 84703360, 92266160, 105447040, 111716864, 129172624, 139646080, 141559040, 147625856, 161465780, 169406720, 184532320, 210894080, 258345248, 279292160, 283118080, 295251712, 322931560, 338813440, 369064640, 421788160, 516690496, 558584320, 590503424, 645863120, 738129280, 1033380992, 1291726240, 1476258560, 2066761984, 2583452480, 2952517120, 4133523968, 5166904960, 10333809920, 20667619840]

約数ペア:

[(1, 20667619840), (2, 10333809920), (4, 5166904960), (5, 4133523968), (7, 2952517120), (8, 2583452480), (10, 2066761984), (14, 1476258560), (16, 1291726240), (20, 1033380992), (28, 738129280), (32, 645863120), (35, 590503424), (37, 558584320), (40, 516690496), (49, 421788160), (56, 369064640), (61, 338813440), (64, 322931560), (70, 295251712), (73, 283118080), (74, 279292160), (80, 258345248), (98, 210894080), (112, 184532320), (122, 169406720), (128, 161465780), (140, 147625856), (146, 141559040), (148, 139646080), (160, 129172624), (185, 111716864), (196, 105447040), (224, 92266160), (244, 84703360), (245, 84357632), (256, 80732890), (259, 79797760), (280, 73812928), (292, 70779520), (296, 69823040), (305, 67762688), (320, 64586312), (365, 56623616), (370, 55858432), (392, 52723520), (427, 48401920), (448, 46133080), (488, 42351680), (490, 42178816), (511, 40445440), (512, 40366445), (518, 39898880), (560, 36906464), (584, 35389760), (592, 34911520), (610, 33881344), (640, 32293156), (730, 28311808), (740, 27929216), (784, 26361760), (854, 24200960), (896, 23066540), (976, 21175840), (980, 21089408), (1022, 20222720), (1036, 19949440), (1120, 18453232), (1168, 17694880), (1184, 17455760), (1220, 16940672), (1280, 16146578), (1295, 15959552), (1460, 14155904), (1480, 13964608), (1568, 13180880), (1708, 12100480), (1792, 11533270), (1813, 11399680), (1952, 10587920), (1960, 10544704), (2044, 10111360), (2072, 9974720), (2135, 9680384), (2240, 9226616), (2257, 9157120), (2336, 8847440), (2368, 8727880), (2440, 8470336), (2555, 8089088), (2560, 8073289), (2590, 7979776), (2701, 7651840), (2920, 7077952), (2960, 6982304), (2989, 6914560), (3136, 6590440), (3416, 6050240), (3577, 5777920), (3584, 5766635), (3626, 5699840), (3904, 5293960), (3920, 5272352), (4088, 5055680), (4144, 4987360), (4270, 4840192), (4453, 4641280), (4480, 4613308), (4514, 4578560), (4672, 4423720), (4736, 4363940), (4880, 4235168), (5110, 4044544), (5180, 3989888), (5402, 3825920), (5840, 3538976), (5920, 3491152), (5978, 3457280), (6272, 3295220), (6832, 3025120), (7154, 2888960), (7252, 2849920), (7808, 2646980), (7840, 2636176), (8176, 2527840), (8288, 2493680), (8540, 2420096), (8906, 2320640), (8960, 2306654), (9028, 2289280), (9065, 2279936), (9344, 2211860), (9472, 2181970), (9760, 2117584), (10220, 2022272), (10360, 1994944), (10804, 1912960), (11285, 1831424), (11680, 1769488), (11840, 1745576), (11956, 1728640), (12544, 1647610), (13505, 1530368), (13664, 1512560), (14308, 1444480), (14504, 1424960), (14945, 1382912), (15616, 1323490), (15680, 1318088), (15799, 1308160), (16352, 1263920), (16576, 1246840), (17080, 1210048), (17812, 1160320), (17885, 1155584), (17920, 1153327), (18056, 1144640), (18130, 1139968), (18688, 1105930), (18907, 1093120), (18944, 1090985), (19520, 1058792), (20440, 1011136), (20720, 997472), (21608, 956480), (22265, 928256), (22570, 915712), (23360, 884744), (23680, 872788), (23912, 864320), (25088, 823805), (27010, 765184), (27328, 756280), (28616, 722240), (29008, 712480), (29890, 691456), (31171, 663040), (31232, 661745), (31360, 659044), (31598, 654080), (32704, 631960), (33152, 623420), (34160, 605024), (35624, 580160), (35770, 577792), (36112, 572320), (36260, 569984), (37376, 552965), (37814, 546560), (39040, 529396), (40880, 505568), (41440, 498736), (43216, 478240), (44530, 464128), (45140, 457856), (46720, 442372), (47360, 436394), (47824, 432160), (54020, 382592), (54656, 378140), (57232, 361120), (58016, 356240), (59780, 345728), (62342, 331520), (62720, 329522), (63196, 327040), (65408, 315980), (66304, 311710), (68320, 302512), (71248, 290080), (71540, 288896), (72224, 286160), (72520, 284992), (75628, 273280), (78080, 264698), (78995, 261632), (81760, 252784), (82880, 249368), (86432, 239120), (89060, 232064), (90280, 228928), (93440, 221186), (94535, 218624), (94720, 218197), (95648, 216080), (108040, 191296), (109312, 189070), (110593, 186880), (114464, 180560), (116032, 178120), (119560, 172864), (124684, 165760), (125440, 164761), (126392, 163520), (130816, 157990), (132349, 156160), (132608, 155855), (136640, 151256), (142496, 145040), (143080, 144448)]