31720257720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:302

約数の個数: 576

約数和(自身を含む): 115944192000

約数和(自身を除く): 84223934280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 31, 36, 40, 45, 46, 54, 60, 62, 69, 72, 81, 90, 92, 93, 108, 115, 120, 124, 135, 138, 155, 162, 180, 184, 186, 199, 207, 216, 230, 243, 248, 270, 276, 279, 310, 324, 345, 360, 372, 398, 405, 414, 460, 465, 486, 529, 540, 552, 558, 597, 620, 621, 648, 690, 713, 744, 796, 810, 828, 837, 920, 930, 972, 995, 1035, 1058, 1080, 1116, 1194, 1215, 1240, 1242, 1380, 1395, 1426, 1587, 1592, 1620, 1656, 1674, 1791, 1860, 1863, 1944, 1990, 2070, 2116, 2139, 2232, 2388, 2430, 2484, 2511, 2645, 2760, 2790, 2852, 2985, 3105, 3174, 3240, 3348, 3565, 3582, 3720, 3726, 3980, 4140, 4185, 4232, 4278, 4577, 4761, 4776, 4860, 4968, 5022, 5290, 5373, 5580, 5589, 5704, 5970, 6169, 6210, 6348, 6417, 6696, 7130, 7164, 7452, 7533, 7935, 7960, 8280, 8370, 8556, 8955, 9154, 9315, 9522, 9720, 10044, 10580, 10695, 10746, 11160, 11178, 11940, 12338, 12420, 12555, 12696, 12834, 13731, 14260, 14283, 14328, 14904, 15066, 15870, 16119, 16399, 16740, 17112, 17910, 18308, 18507, 18630, 19044, 19251, 20088, 21160, 21390, 21492, 22356, 22885, 23805, 23880, 24676, 24840, 25110, 25668, 26865, 27462, 27945, 28520, 28566, 30132, 30845, 31740, 32085, 32238, 32798, 33480, 35820, 36616, 37014, 37260, 37665, 38088, 38502, 41193, 42780, 42849, 42984, 44712, 45770, 47610, 48357, 49197, 49352, 50220, 51336, 53730, 54924, 55521, 55890, 57132, 57753, 60264, 61690, 63480, 64170, 64476, 65596, 68655, 71415, 71640, 74028, 74520, 75330, 77004, 80595, 81995, 82386, 85560, 85698, 91540, 92535, 95220, 96255, 96714, 98394, 100440, 105271, 107460, 109848, 111042, 111780, 114264, 115506, 123380, 123579, 128340, 128547, 128952, 131192, 137310, 141887, 142830, 147591, 148056, 150660, 154008, 161190, 163990, 164772, 166563, 171396, 173259, 183080, 185070, 190440, 192510, 193428, 196788, 205965, 210542, 214245, 214920, 222084, 223560, 231012, 241785, 245985, 246760, 247158, 256680, 257094, 274620, 277605, 283774, 285660, 288765, 295182, 301320, 315813, 322380, 327980, 329544, 333126, 342792, 346518, 370140, 370737, 385020, 386856, 393576, 411930, 421084, 425661, 428490, 442773, 444168, 462024, 483570, 491970, 494316, 499689, 514188, 526355, 549240, 555210, 567548, 571320, 577530, 590364, 617895, 631626, 642735, 644760, 655960, 666252, 693036, 709435, 737955, 740280, 741474, 770040, 823860, 832815, 842168, 851322, 856980, 866295, 885546, 947439, 967140, 983940, 988632, 999378, 1028376, 1052710, 1110420, 1112211, 1135096, 1155060, 1180728, 1235790, 1263252, 1276983, 1285470, 1328319, 1332504, 1386072, 1418870, 1475910, 1482948, 1499067, 1579065, 1647720, 1665630, 1702644, 1713960, 1732590, 1771092, 1853685, 1894878, 1934280, 1967880, 1998756, 2105420, 2128305, 2213865, 2220840, 2224422, 2310120, 2471580, 2498445, 2526504, 2553966, 2570940, 2656638, 2837740, 2842317, 2951820, 2965896, 2998134, 3158130, 3263401, 3331260, 3405288, 3465180, 3542184, 3707370, 3789756, 3830949, 3984957, 3997512, 4210840, 4256610, 4427730, 4448844, 4737195, 4943160, 4996890, 5107932, 5141880, 5313276, 5561055, 5675480, 5684634, 5903640, 5996268, 6316260, 6384915, 6526802, 6641595, 6662520, 6930360, 7414740, 7495335, 7579512, 7661898, 7969914, 8513220, 8526951, 8855460, 8897688, 9474390, 9790203, 9993780, 10215864, 10626552, 11122110, 11369268, 11492847, 11992536, 12632520, 12769830, 13053604, 13283190, 14211585, 14829480, 14990670, 15323796, 15939828, 16317005, 17026440, 17053902, 17710920, 18948780, 19154745, 19580406, 19924785, 19987560, 22244220, 22738536, 22985694, 25539660, 25580853, 26107208, 26566380, 28423170, 29370609, 29981340, 30647592, 31879656, 32634010, 34107804, 34478541, 37897560, 38309490, 39160812, 39849570, 42634755, 44488440, 45971388, 48951015, 51079320, 51161706, 53132760, 56846340, 57464235, 58741218, 59962680, 65268020, 68215608, 68957082, 76618980, 78321624, 79699140, 85269510, 88111827, 91942776, 97902030, 102323412, 113692680, 114928470, 117482436, 127904265, 130536040, 137914164, 146853045, 153237960, 159398280, 170539020, 172392705, 176223654, 195804060, 204646824, 229856940, 234964872, 255808530, 264335481, 275828328, 293706090, 341078040, 344785410, 352447308, 391608120, 440559135, 459713880, 511617060, 528670962, 587412180, 689570820, 704894616, 793006443, 881118270, 1023234120, 1057341924, 1174824360, 1321677405, 1379141640, 1586012886, 1762236540, 2114683848, 2643354810, 3172025772, 3524473080, 3965032215, 5286709620, 6344051544, 7930064430, 10573419240, 15860128860, 31720257720]

約数ペア:

[(1, 31720257720), (2, 15860128860), (3, 10573419240), (4, 7930064430), (5, 6344051544), (6, 5286709620), (8, 3965032215), (9, 3524473080), (10, 3172025772), (12, 2643354810), (15, 2114683848), (18, 1762236540), (20, 1586012886), (23, 1379141640), (24, 1321677405), (27, 1174824360), (30, 1057341924), (31, 1023234120), (36, 881118270), (40, 793006443), (45, 704894616), (46, 689570820), (54, 587412180), (60, 528670962), (62, 511617060), (69, 459713880), (72, 440559135), (81, 391608120), (90, 352447308), (92, 344785410), (93, 341078040), (108, 293706090), (115, 275828328), (120, 264335481), (124, 255808530), (135, 234964872), (138, 229856940), (155, 204646824), (162, 195804060), (180, 176223654), (184, 172392705), (186, 170539020), (199, 159398280), (207, 153237960), (216, 146853045), (230, 137914164), (243, 130536040), (248, 127904265), (270, 117482436), (276, 114928470), (279, 113692680), (310, 102323412), (324, 97902030), (345, 91942776), (360, 88111827), (372, 85269510), (398, 79699140), (405, 78321624), (414, 76618980), (460, 68957082), (465, 68215608), (486, 65268020), (529, 59962680), (540, 58741218), (552, 57464235), (558, 56846340), (597, 53132760), (620, 51161706), (621, 51079320), (648, 48951015), (690, 45971388), (713, 44488440), (744, 42634755), (796, 39849570), (810, 39160812), (828, 38309490), (837, 37897560), (920, 34478541), (930, 34107804), (972, 32634010), (995, 31879656), (1035, 30647592), (1058, 29981340), (1080, 29370609), (1116, 28423170), (1194, 26566380), (1215, 26107208), (1240, 25580853), (1242, 25539660), (1380, 22985694), (1395, 22738536), (1426, 22244220), (1587, 19987560), (1592, 19924785), (1620, 19580406), (1656, 19154745), (1674, 18948780), (1791, 17710920), (1860, 17053902), (1863, 17026440), (1944, 16317005), (1990, 15939828), (2070, 15323796), (2116, 14990670), (2139, 14829480), (2232, 14211585), (2388, 13283190), (2430, 13053604), (2484, 12769830), (2511, 12632520), (2645, 11992536), (2760, 11492847), (2790, 11369268), (2852, 11122110), (2985, 10626552), (3105, 10215864), (3174, 9993780), (3240, 9790203), (3348, 9474390), (3565, 8897688), (3582, 8855460), (3720, 8526951), (3726, 8513220), (3980, 7969914), (4140, 7661898), (4185, 7579512), (4232, 7495335), (4278, 7414740), (4577, 6930360), (4761, 6662520), (4776, 6641595), (4860, 6526802), (4968, 6384915), (5022, 6316260), (5290, 5996268), (5373, 5903640), (5580, 5684634), (5589, 5675480), (5704, 5561055), (5970, 5313276), (6169, 5141880), (6210, 5107932), (6348, 4996890), (6417, 4943160), (6696, 4737195), (7130, 4448844), (7164, 4427730), (7452, 4256610), (7533, 4210840), (7935, 3997512), (7960, 3984957), (8280, 3830949), (8370, 3789756), (8556, 3707370), (8955, 3542184), (9154, 3465180), (9315, 3405288), (9522, 3331260), (9720, 3263401), (10044, 3158130), (10580, 2998134), (10695, 2965896), (10746, 2951820), (11160, 2842317), (11178, 2837740), (11940, 2656638), (12338, 2570940), (12420, 2553966), (12555, 2526504), (12696, 2498445), (12834, 2471580), (13731, 2310120), (14260, 2224422), (14283, 2220840), (14328, 2213865), (14904, 2128305), (15066, 2105420), (15870, 1998756), (16119, 1967880), (16399, 1934280), (16740, 1894878), (17112, 1853685), (17910, 1771092), (18308, 1732590), (18507, 1713960), (18630, 1702644), (19044, 1665630), (19251, 1647720), (20088, 1579065), (21160, 1499067), (21390, 1482948), (21492, 1475910), (22356, 1418870), (22885, 1386072), (23805, 1332504), (23880, 1328319), (24676, 1285470), (24840, 1276983), (25110, 1263252), (25668, 1235790), (26865, 1180728), (27462, 1155060), (27945, 1135096), (28520, 1112211), (28566, 1110420), (30132, 1052710), (30845, 1028376), (31740, 999378), (32085, 988632), (32238, 983940), (32798, 967140), (33480, 947439), (35820, 885546), (36616, 866295), (37014, 856980), (37260, 851322), (37665, 842168), (38088, 832815), (38502, 823860), (41193, 770040), (42780, 741474), (42849, 740280), (42984, 737955), (44712, 709435), (45770, 693036), (47610, 666252), (48357, 655960), (49197, 644760), (49352, 642735), (50220, 631626), (51336, 617895), (53730, 590364), (54924, 577530), (55521, 571320), (55890, 567548), (57132, 555210), (57753, 549240), (60264, 526355), (61690, 514188), (63480, 499689), (64170, 494316), (64476, 491970), (65596, 483570), (68655, 462024), (71415, 444168), (71640, 442773), (74028, 428490), (74520, 425661), (75330, 421084), (77004, 411930), (80595, 393576), (81995, 386856), (82386, 385020), (85560, 370737), (85698, 370140), (91540, 346518), (92535, 342792), (95220, 333126), (96255, 329544), (96714, 327980), (98394, 322380), (100440, 315813), (105271, 301320), (107460, 295182), (109848, 288765), (111042, 285660), (111780, 283774), (114264, 277605), (115506, 274620), (123380, 257094), (123579, 256680), (128340, 247158), (128547, 246760), (128952, 245985), (131192, 241785), (137310, 231012), (141887, 223560), (142830, 222084), (147591, 214920), (148056, 214245), (150660, 210542), (154008, 205965), (161190, 196788), (163990, 193428), (164772, 192510), (166563, 190440), (171396, 185070), (173259, 183080)]