2440000080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 720

約数和(自身を含む): 10373336064

約数和(自身を除く): 7933335984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 31, 35, 36, 40, 42, 45, 46, 48, 49, 56, 60, 62, 63, 69, 70, 72, 80, 84, 90, 92, 93, 97, 98, 105, 112, 115, 120, 124, 126, 138, 140, 144, 147, 155, 161, 168, 180, 184, 186, 194, 196, 207, 210, 217, 230, 240, 245, 248, 252, 276, 279, 280, 291, 294, 310, 315, 322, 336, 345, 360, 368, 372, 388, 392, 414, 420, 434, 441, 460, 465, 483, 485, 490, 496, 504, 552, 558, 560, 582, 588, 620, 630, 644, 651, 679, 690, 713, 720, 735, 744, 776, 784, 805, 828, 840, 868, 873, 882, 920, 930, 966, 970, 980, 1008, 1035, 1085, 1104, 1116, 1127, 1164, 1176, 1240, 1260, 1288, 1302, 1358, 1380, 1395, 1426, 1449, 1455, 1470, 1488, 1519, 1552, 1610, 1656, 1680, 1736, 1746, 1764, 1840, 1860, 1932, 1940, 1953, 1960, 2037, 2070, 2139, 2170, 2205, 2231, 2232, 2254, 2328, 2352, 2415, 2480, 2520, 2576, 2604, 2716, 2760, 2790, 2852, 2898, 2910, 2940, 3007, 3038, 3220, 3255, 3312, 3381, 3395, 3472, 3492, 3528, 3565, 3720, 3864, 3880, 3906, 3920, 4074, 4140, 4278, 4340, 4365, 4410, 4462, 4464, 4508, 4557, 4656, 4753, 4830, 4991, 5040, 5208, 5432, 5520, 5580, 5635, 5704, 5796, 5820, 5880, 6014, 6076, 6111, 6417, 6440, 6510, 6693, 6762, 6790, 6984, 7056, 7130, 7245, 7440, 7595, 7728, 7760, 7812, 8148, 8280, 8556, 8680, 8730, 8820, 8924, 9016, 9021, 9114, 9506, 9660, 9765, 9982, 10143, 10185, 10416, 10695, 10864, 11155, 11160, 11270, 11408, 11592, 11640, 11760, 12028, 12152, 12222, 12834, 12880, 13020, 13386, 13524, 13580, 13671, 13968, 14259, 14260, 14490, 14973, 15035, 15190, 15617, 15624, 16296, 16560, 16905, 17112, 17360, 17460, 17640, 17848, 18032, 18042, 18228, 19012, 19320, 19530, 19964, 20079, 20286, 20370, 21049, 21390, 22310, 22320, 22540, 22785, 23184, 23280, 23765, 24056, 24304, 24444, 24955, 25668, 26040, 26772, 27048, 27063, 27160, 27342, 28518, 28520, 28980, 29946, 30070, 30380, 30555, 31234, 31248, 32085, 32592, 33465, 33810, 34224, 34920, 34937, 35280, 35696, 36084, 36456, 38024, 38640, 39060, 39928, 40158, 40572, 40740, 42098, 42777, 42780, 44620, 44919, 45080, 45105, 45570, 46851, 47530, 48112, 48888, 49910, 50715, 51336, 52080, 53544, 54096, 54126, 54320, 54684, 57036, 57040, 57960, 59892, 60140, 60760, 61110, 62468, 63147, 64170, 66930, 67620, 68355, 69161, 69840, 69874, 71295, 72168, 72912, 74865, 76048, 78085, 78120, 79856, 80316, 81144, 81480, 84196, 85554, 85560, 89240, 89838, 90160, 90210, 91140, 93702, 95060, 97776, 99820, 100395, 101430, 102672, 104811, 105245, 107088, 108252, 109319, 109368, 114072, 115920, 119784, 120280, 121520, 122220, 124936, 126294, 128340, 133860, 135240, 135315, 136710, 138322, 139748, 140553, 142590, 144336, 147343, 149730, 156170, 156240, 160632, 162288, 162960, 168392, 171108, 171120, 174685, 178480, 179676, 180420, 182280, 187404, 189441, 190120, 199640, 200790, 202860, 207483, 209622, 210490, 213885, 216504, 218638, 218736, 224595, 228144, 234255, 239568, 240560, 244440, 249872, 252588, 256680, 267720, 270480, 270630, 273420, 276644, 279496, 281106, 285180, 294686, 299460, 312340, 314433, 315735, 321264, 327957, 336784, 342216, 345805, 349370, 359352, 360840, 364560, 374808, 378882, 380240, 399280, 401580, 405720, 414966, 419244, 420980, 427770, 433008, 437276, 442029, 449190, 468510, 484127, 488880, 505176, 513360, 524055, 535440, 541260, 546595, 546840, 553288, 558992, 562212, 570360, 589372, 598920, 622449, 624680, 628866, 631470, 655914, 684432, 691610, 698740, 702765, 718704, 721680, 736715, 749616, 757764, 803160, 811440, 829932, 838488, 841960, 855540, 874552, 884058, 898380, 937020, 947205, 968254, 983871, 1010352, 1037415, 1048110, 1082520, 1093190, 1093680, 1106576, 1124424, 1140720, 1178744, 1197840, 1244898, 1249360, 1257732, 1262940, 1311828, 1326087, 1383220, 1397480, 1405530, 1452381, 1473430, 1515528, 1572165, 1606320, 1639785, 1659864, 1676976, 1683920, 1711080, 1749104, 1768116, 1796760, 1874040, 1894410, 1936508, 1967742, 2074830, 2096220, 2165040, 2186380, 2210145, 2248848, 2357488, 2420635, 2489796, 2515464, 2525880, 2623656, 2652174, 2766440, 2794960, 2811060, 2904762, 2946860, 3031056, 3112245, 3144330, 3279570, 3319728, 3388889, 3422160, 3536232, 3593520, 3748080, 3788820, 3873016, 3935484, 4149660, 4192440, 4357143, 4372760, 4420290, 4841270, 4919355, 4979592, 5030928, 5051760, 5247312, 5304348, 5532880, 5622120, 5809524, 5893720, 6224490, 6288660, 6559140, 6630435, 6777778, 7072464, 7261905, 7577640, 7746032, 7870968, 8299320, 8384880, 8714286, 8745520, 8840580, 9682540, 9838710, 9959184, 10166667, 10608696, 11244240, 11619048, 11787440, 12448980, 12577320, 13118280, 13260870, 13555556, 14523810, 15155280, 15741936, 16598640, 16944445, 17428572, 17681160, 19365080, 19677420, 20333334, 21217392, 21785715, 23238096, 24897960, 25154640, 26236560, 26521740, 27111112, 29047620, 30500001, 33888890, 34857144, 35362320, 38730160, 39354840, 40666668, 43571430, 49795920, 50833335, 53043480, 54222224, 58095240, 61000002, 67777780, 69714288, 78709680, 81333336, 87142860, 101666670, 106086960, 116190480, 122000004, 135555560, 152500005, 162666672, 174285720, 203333340, 244000008, 271111120, 305000010, 348571440, 406666680, 488000016, 610000020, 813333360, 1220000040, 2440000080]

約数ペア:

[(1, 2440000080), (2, 1220000040), (3, 813333360), (4, 610000020), (5, 488000016), (6, 406666680), (7, 348571440), (8, 305000010), (9, 271111120), (10, 244000008), (12, 203333340), (14, 174285720), (15, 162666672), (16, 152500005), (18, 135555560), (20, 122000004), (21, 116190480), (23, 106086960), (24, 101666670), (28, 87142860), (30, 81333336), (31, 78709680), (35, 69714288), (36, 67777780), (40, 61000002), (42, 58095240), (45, 54222224), (46, 53043480), (48, 50833335), (49, 49795920), (56, 43571430), (60, 40666668), (62, 39354840), (63, 38730160), (69, 35362320), (70, 34857144), (72, 33888890), (80, 30500001), (84, 29047620), (90, 27111112), (92, 26521740), (93, 26236560), (97, 25154640), (98, 24897960), (105, 23238096), (112, 21785715), (115, 21217392), (120, 20333334), (124, 19677420), (126, 19365080), (138, 17681160), (140, 17428572), (144, 16944445), (147, 16598640), (155, 15741936), (161, 15155280), (168, 14523810), (180, 13555556), (184, 13260870), (186, 13118280), (194, 12577320), (196, 12448980), (207, 11787440), (210, 11619048), (217, 11244240), (230, 10608696), (240, 10166667), (245, 9959184), (248, 9838710), (252, 9682540), (276, 8840580), (279, 8745520), (280, 8714286), (291, 8384880), (294, 8299320), (310, 7870968), (315, 7746032), (322, 7577640), (336, 7261905), (345, 7072464), (360, 6777778), (368, 6630435), (372, 6559140), (388, 6288660), (392, 6224490), (414, 5893720), (420, 5809524), (434, 5622120), (441, 5532880), (460, 5304348), (465, 5247312), (483, 5051760), (485, 5030928), (490, 4979592), (496, 4919355), (504, 4841270), (552, 4420290), (558, 4372760), (560, 4357143), (582, 4192440), (588, 4149660), (620, 3935484), (630, 3873016), (644, 3788820), (651, 3748080), (679, 3593520), (690, 3536232), (713, 3422160), (720, 3388889), (735, 3319728), (744, 3279570), (776, 3144330), (784, 3112245), (805, 3031056), (828, 2946860), (840, 2904762), (868, 2811060), (873, 2794960), (882, 2766440), (920, 2652174), (930, 2623656), (966, 2525880), (970, 2515464), (980, 2489796), (1008, 2420635), (1035, 2357488), (1085, 2248848), (1104, 2210145), (1116, 2186380), (1127, 2165040), (1164, 2096220), (1176, 2074830), (1240, 1967742), (1260, 1936508), (1288, 1894410), (1302, 1874040), (1358, 1796760), (1380, 1768116), (1395, 1749104), (1426, 1711080), (1449, 1683920), (1455, 1676976), (1470, 1659864), (1488, 1639785), (1519, 1606320), (1552, 1572165), (1610, 1515528), (1656, 1473430), (1680, 1452381), (1736, 1405530), (1746, 1397480), (1764, 1383220), (1840, 1326087), (1860, 1311828), (1932, 1262940), (1940, 1257732), (1953, 1249360), (1960, 1244898), (2037, 1197840), (2070, 1178744), (2139, 1140720), (2170, 1124424), (2205, 1106576), (2231, 1093680), (2232, 1093190), (2254, 1082520), (2328, 1048110), (2352, 1037415), (2415, 1010352), (2480, 983871), (2520, 968254), (2576, 947205), (2604, 937020), (2716, 898380), (2760, 884058), (2790, 874552), (2852, 855540), (2898, 841960), (2910, 838488), (2940, 829932), (3007, 811440), (3038, 803160), (3220, 757764), (3255, 749616), (3312, 736715), (3381, 721680), (3395, 718704), (3472, 702765), (3492, 698740), (3528, 691610), (3565, 684432), (3720, 655914), (3864, 631470), (3880, 628866), (3906, 624680), (3920, 622449), (4074, 598920), (4140, 589372), (4278, 570360), (4340, 562212), (4365, 558992), (4410, 553288), (4462, 546840), (4464, 546595), (4508, 541260), (4557, 535440), (4656, 524055), (4753, 513360), (4830, 505176), (4991, 488880), (5040, 484127), (5208, 468510), (5432, 449190), (5520, 442029), (5580, 437276), (5635, 433008), (5704, 427770), (5796, 420980), (5820, 419244), (5880, 414966), (6014, 405720), (6076, 401580), (6111, 399280), (6417, 380240), (6440, 378882), (6510, 374808), (6693, 364560), (6762, 360840), (6790, 359352), (6984, 349370), (7056, 345805), (7130, 342216), (7245, 336784), (7440, 327957), (7595, 321264), (7728, 315735), (7760, 314433), (7812, 312340), (8148, 299460), (8280, 294686), (8556, 285180), (8680, 281106), (8730, 279496), (8820, 276644), (8924, 273420), (9016, 270630), (9021, 270480), (9114, 267720), (9506, 256680), (9660, 252588), (9765, 249872), (9982, 244440), (10143, 240560), (10185, 239568), (10416, 234255), (10695, 228144), (10864, 224595), (11155, 218736), (11160, 218638), (11270, 216504), (11408, 213885), (11592, 210490), (11640, 209622), (11760, 207483), (12028, 202860), (12152, 200790), (12222, 199640), (12834, 190120), (12880, 189441), (13020, 187404), (13386, 182280), (13524, 180420), (13580, 179676), (13671, 178480), (13968, 174685), (14259, 171120), (14260, 171108), (14490, 168392), (14973, 162960), (15035, 162288), (15190, 160632), (15617, 156240), (15624, 156170), (16296, 149730), (16560, 147343), (16905, 144336), (17112, 142590), (17360, 140553), (17460, 139748), (17640, 138322), (17848, 136710), (18032, 135315), (18042, 135240), (18228, 133860), (19012, 128340), (19320, 126294), (19530, 124936), (19964, 122220), (20079, 121520), (20286, 120280), (20370, 119784), (21049, 115920), (21390, 114072), (22310, 109368), (22320, 109319), (22540, 108252), (22785, 107088), (23184, 105245), (23280, 104811), (23765, 102672), (24056, 101430), (24304, 100395), (24444, 99820), (24955, 97776), (25668, 95060), (26040, 93702), (26772, 91140), (27048, 90210), (27063, 90160), (27160, 89838), (27342, 89240), (28518, 85560), (28520, 85554), (28980, 84196), (29946, 81480), (30070, 81144), (30380, 80316), (30555, 79856), (31234, 78120), (31248, 78085), (32085, 76048), (32592, 74865), (33465, 72912), (33810, 72168), (34224, 71295), (34920, 69874), (34937, 69840), (35280, 69161), (35696, 68355), (36084, 67620), (36456, 66930), (38024, 64170), (38640, 63147), (39060, 62468), (39928, 61110), (40158, 60760), (40572, 60140), (40740, 59892), (42098, 57960), (42777, 57040), (42780, 57036), (44620, 54684), (44919, 54320), (45080, 54126), (45105, 54096), (45570, 53544), (46851, 52080), (47530, 51336), (48112, 50715), (48888, 49910)]