257168520

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:99

約数の個数: 640

約数和(自身を含む): 1129075200

約数和(自身を除く): 871906680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 23, 24, 27, 28, 29, 30, 34, 35, 36, 40, 42, 45, 46, 51, 54, 56, 58, 60, 63, 68, 69, 70, 72, 81, 84, 85, 87, 90, 92, 102, 105, 108, 115, 116, 119, 120, 126, 135, 136, 138, 140, 145, 153, 161, 162, 168, 170, 174, 180, 184, 189, 203, 204, 207, 210, 216, 230, 232, 238, 252, 255, 261, 270, 276, 280, 290, 306, 315, 322, 324, 340, 345, 348, 357, 360, 378, 391, 405, 406, 408, 414, 420, 435, 459, 460, 476, 483, 493, 504, 510, 522, 540, 552, 567, 580, 595, 609, 612, 621, 630, 644, 648, 667, 680, 690, 696, 714, 756, 765, 782, 783, 805, 810, 812, 828, 840, 870, 918, 920, 945, 952, 966, 986, 1015, 1020, 1035, 1044, 1071, 1080, 1134, 1160, 1173, 1190, 1218, 1224, 1242, 1260, 1288, 1305, 1334, 1377, 1380, 1428, 1449, 1479, 1512, 1530, 1564, 1566, 1610, 1620, 1624, 1656, 1740, 1785, 1827, 1836, 1863, 1890, 1932, 1955, 1972, 2001, 2030, 2040, 2070, 2088, 2142, 2268, 2295, 2346, 2349, 2380, 2415, 2436, 2465, 2484, 2520, 2610, 2668, 2737, 2754, 2760, 2835, 2856, 2898, 2958, 3045, 3060, 3105, 3128, 3132, 3213, 3220, 3240, 3335, 3451, 3480, 3519, 3570, 3654, 3672, 3726, 3780, 3864, 3910, 3915, 3944, 4002, 4060, 4140, 4284, 4347, 4437, 4536, 4590, 4669, 4692, 4698, 4760, 4830, 4872, 4930, 4968, 5220, 5336, 5355, 5474, 5481, 5508, 5670, 5796, 5865, 5916, 6003, 6090, 6120, 6210, 6264, 6426, 6440, 6670, 6885, 6902, 7038, 7140, 7245, 7308, 7395, 7452, 7560, 7820, 7830, 8004, 8120, 8211, 8280, 8568, 8694, 8874, 9135, 9180, 9315, 9338, 9384, 9396, 9639, 9660, 9860, 10005, 10353, 10440, 10557, 10710, 10948, 10962, 11016, 11339, 11340, 11592, 11730, 11745, 11832, 12006, 12180, 12420, 12852, 13041, 13311, 13340, 13685, 13770, 13804, 14007, 14076, 14280, 14490, 14616, 14790, 14904, 15640, 15660, 16008, 16065, 16422, 16443, 17255, 17388, 17595, 17748, 18009, 18270, 18360, 18630, 18676, 18792, 19278, 19320, 19720, 20010, 20706, 21114, 21420, 21735, 21896, 21924, 22185, 22678, 22680, 23345, 23460, 23490, 24012, 24360, 24633, 24840, 25704, 26082, 26622, 26680, 27370, 27405, 27540, 27608, 28014, 28152, 28980, 29580, 30015, 31059, 31320, 31671, 32130, 32844, 32886, 34017, 34510, 34776, 35190, 35496, 36018, 36540, 37260, 37352, 38556, 39933, 40020, 41055, 41412, 42021, 42228, 42840, 43470, 43848, 44370, 45356, 46690, 46920, 46980, 48024, 48195, 49266, 51765, 52164, 52785, 53244, 54027, 54740, 54810, 55080, 56028, 56695, 57960, 59160, 60030, 62118, 63342, 64260, 65205, 65688, 65772, 66555, 68034, 69020, 70035, 70380, 72036, 73080, 73899, 74520, 77112, 79373, 79866, 80040, 82110, 82215, 82824, 84042, 84456, 86940, 88740, 90045, 90712, 93177, 93380, 93960, 96390, 98532, 102051, 103530, 104328, 105570, 106488, 108054, 109480, 109620, 112056, 113390, 120060, 123165, 124236, 126063, 126684, 128520, 130410, 131544, 133110, 136068, 138040, 140070, 140760, 144072, 147798, 155295, 158355, 158746, 159732, 164220, 164430, 168084, 170085, 173880, 177480, 180090, 186354, 186760, 192780, 197064, 199665, 204102, 207060, 210105, 211140, 216108, 219240, 221697, 226780, 238119, 240120, 246330, 248472, 252126, 253368, 260820, 266220, 270135, 272136, 279531, 280140, 295596, 306153, 310590, 316710, 317492, 319464, 328440, 328860, 336168, 340170, 360180, 369495, 372708, 378189, 385560, 396865, 399330, 408204, 414120, 420210, 422280, 432216, 443394, 453560, 465885, 476238, 492660, 504252, 510255, 521640, 532440, 540270, 559062, 560280, 591192, 612306, 621180, 630315, 633420, 634984, 657720, 680340, 714357, 720360, 738990, 745416, 756378, 793730, 798660, 816408, 840420, 886788, 918459, 931770, 952476, 985320, 1008504, 1020510, 1080540, 1108485, 1118124, 1190595, 1224612, 1242360, 1260630, 1266840, 1360680, 1397655, 1428714, 1477980, 1512756, 1530765, 1587460, 1597320, 1680840, 1773576, 1836918, 1863540, 1890945, 1904952, 2041020, 2143071, 2161080, 2216970, 2236248, 2381190, 2449224, 2521260, 2795310, 2857428, 2955960, 3025512, 3061530, 3174920, 3571785, 3673836, 3727080, 3781890, 4082040, 4286142, 4433940, 4592295, 4762380, 5042520, 5590620, 5714856, 6123060, 6429213, 7143570, 7347672, 7563780, 8572284, 8867880, 9184590, 9524760, 10715355, 11181240, 12246120, 12858426, 14287140, 15127560, 17144568, 18369180, 21430710, 25716852, 28574280, 32146065, 36738360, 42861420, 51433704, 64292130, 85722840, 128584260, 257168520]

約数ペア:

[(1, 257168520), (2, 128584260), (3, 85722840), (4, 64292130), (5, 51433704), (6, 42861420), (7, 36738360), (8, 32146065), (9, 28574280), (10, 25716852), (12, 21430710), (14, 18369180), (15, 17144568), (17, 15127560), (18, 14287140), (20, 12858426), (21, 12246120), (23, 11181240), (24, 10715355), (27, 9524760), (28, 9184590), (29, 8867880), (30, 8572284), (34, 7563780), (35, 7347672), (36, 7143570), (40, 6429213), (42, 6123060), (45, 5714856), (46, 5590620), (51, 5042520), (54, 4762380), (56, 4592295), (58, 4433940), (60, 4286142), (63, 4082040), (68, 3781890), (69, 3727080), (70, 3673836), (72, 3571785), (81, 3174920), (84, 3061530), (85, 3025512), (87, 2955960), (90, 2857428), (92, 2795310), (102, 2521260), (105, 2449224), (108, 2381190), (115, 2236248), (116, 2216970), (119, 2161080), (120, 2143071), (126, 2041020), (135, 1904952), (136, 1890945), (138, 1863540), (140, 1836918), (145, 1773576), (153, 1680840), (161, 1597320), (162, 1587460), (168, 1530765), (170, 1512756), (174, 1477980), (180, 1428714), (184, 1397655), (189, 1360680), (203, 1266840), (204, 1260630), (207, 1242360), (210, 1224612), (216, 1190595), (230, 1118124), (232, 1108485), (238, 1080540), (252, 1020510), (255, 1008504), (261, 985320), (270, 952476), (276, 931770), (280, 918459), (290, 886788), (306, 840420), (315, 816408), (322, 798660), (324, 793730), (340, 756378), (345, 745416), (348, 738990), (357, 720360), (360, 714357), (378, 680340), (391, 657720), (405, 634984), (406, 633420), (408, 630315), (414, 621180), (420, 612306), (435, 591192), (459, 560280), (460, 559062), (476, 540270), (483, 532440), (493, 521640), (504, 510255), (510, 504252), (522, 492660), (540, 476238), (552, 465885), (567, 453560), (580, 443394), (595, 432216), (609, 422280), (612, 420210), (621, 414120), (630, 408204), (644, 399330), (648, 396865), (667, 385560), (680, 378189), (690, 372708), (696, 369495), (714, 360180), (756, 340170), (765, 336168), (782, 328860), (783, 328440), (805, 319464), (810, 317492), (812, 316710), (828, 310590), (840, 306153), (870, 295596), (918, 280140), (920, 279531), (945, 272136), (952, 270135), (966, 266220), (986, 260820), (1015, 253368), (1020, 252126), (1035, 248472), (1044, 246330), (1071, 240120), (1080, 238119), (1134, 226780), (1160, 221697), (1173, 219240), (1190, 216108), (1218, 211140), (1224, 210105), (1242, 207060), (1260, 204102), (1288, 199665), (1305, 197064), (1334, 192780), (1377, 186760), (1380, 186354), (1428, 180090), (1449, 177480), (1479, 173880), (1512, 170085), (1530, 168084), (1564, 164430), (1566, 164220), (1610, 159732), (1620, 158746), (1624, 158355), (1656, 155295), (1740, 147798), (1785, 144072), (1827, 140760), (1836, 140070), (1863, 138040), (1890, 136068), (1932, 133110), (1955, 131544), (1972, 130410), (2001, 128520), (2030, 126684), (2040, 126063), (2070, 124236), (2088, 123165), (2142, 120060), (2268, 113390), (2295, 112056), (2346, 109620), (2349, 109480), (2380, 108054), (2415, 106488), (2436, 105570), (2465, 104328), (2484, 103530), (2520, 102051), (2610, 98532), (2668, 96390), (2737, 93960), (2754, 93380), (2760, 93177), (2835, 90712), (2856, 90045), (2898, 88740), (2958, 86940), (3045, 84456), (3060, 84042), (3105, 82824), (3128, 82215), (3132, 82110), (3213, 80040), (3220, 79866), (3240, 79373), (3335, 77112), (3451, 74520), (3480, 73899), (3519, 73080), (3570, 72036), (3654, 70380), (3672, 70035), (3726, 69020), (3780, 68034), (3864, 66555), (3910, 65772), (3915, 65688), (3944, 65205), (4002, 64260), (4060, 63342), (4140, 62118), (4284, 60030), (4347, 59160), (4437, 57960), (4536, 56695), (4590, 56028), (4669, 55080), (4692, 54810), (4698, 54740), (4760, 54027), (4830, 53244), (4872, 52785), (4930, 52164), (4968, 51765), (5220, 49266), (5336, 48195), (5355, 48024), (5474, 46980), (5481, 46920), (5508, 46690), (5670, 45356), (5796, 44370), (5865, 43848), (5916, 43470), (6003, 42840), (6090, 42228), (6120, 42021), (6210, 41412), (6264, 41055), (6426, 40020), (6440, 39933), (6670, 38556), (6885, 37352), (6902, 37260), (7038, 36540), (7140, 36018), (7245, 35496), (7308, 35190), (7395, 34776), (7452, 34510), (7560, 34017), (7820, 32886), (7830, 32844), (8004, 32130), (8120, 31671), (8211, 31320), (8280, 31059), (8568, 30015), (8694, 29580), (8874, 28980), (9135, 28152), (9180, 28014), (9315, 27608), (9338, 27540), (9384, 27405), (9396, 27370), (9639, 26680), (9660, 26622), (9860, 26082), (10005, 25704), (10353, 24840), (10440, 24633), (10557, 24360), (10710, 24012), (10948, 23490), (10962, 23460), (11016, 23345), (11339, 22680), (11340, 22678), (11592, 22185), (11730, 21924), (11745, 21896), (11832, 21735), (12006, 21420), (12180, 21114), (12420, 20706), (12852, 20010), (13041, 19720), (13311, 19320), (13340, 19278), (13685, 18792), (13770, 18676), (13804, 18630), (14007, 18360), (14076, 18270), (14280, 18009), (14490, 17748), (14616, 17595), (14790, 17388), (14904, 17255), (15640, 16443), (15660, 16422), (16008, 16065)]