20235847680

素因数分解:

$2^{11}\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:857

約数の個数: 480

約数和(自身を含む): 74966411520

約数和(自身を除く): 54730563840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 256, 270, 279, 288, 310, 320, 324, 360, 372, 384, 405, 432, 465, 480, 496, 512, 540, 558, 576, 620, 640, 648, 720, 744, 768, 787, 810, 837, 864, 930, 960, 992, 1024, 1080, 1116, 1152, 1240, 1280, 1296, 1395, 1440, 1488, 1536, 1574, 1620, 1674, 1728, 1860, 1920, 1984, 2048, 2160, 2232, 2304, 2361, 2480, 2511, 2560, 2592, 2790, 2880, 2976, 3072, 3148, 3240, 3348, 3456, 3720, 3840, 3935, 3968, 4185, 4320, 4464, 4608, 4722, 4960, 5022, 5120, 5184, 5580, 5760, 5952, 6144, 6296, 6480, 6696, 6912, 7083, 7440, 7680, 7870, 7936, 8370, 8640, 8928, 9216, 9444, 9920, 10044, 10240, 10368, 11160, 11520, 11805, 11904, 12555, 12592, 12960, 13392, 13824, 14166, 14880, 15360, 15740, 15872, 16740, 17280, 17856, 18432, 18888, 19840, 20088, 20736, 21249, 22320, 23040, 23610, 23808, 24397, 25110, 25184, 25920, 26784, 27648, 28332, 29760, 30720, 31480, 31744, 33480, 34560, 35415, 35712, 37776, 39680, 40176, 41472, 42498, 44640, 46080, 47220, 47616, 48794, 50220, 50368, 51840, 53568, 55296, 56664, 59520, 62960, 63488, 63747, 66960, 69120, 70830, 71424, 73191, 75552, 79360, 80352, 82944, 84996, 89280, 92160, 94440, 95232, 97588, 100440, 100736, 103680, 106245, 107136, 113328, 119040, 121985, 125920, 127494, 133920, 138240, 141660, 142848, 146382, 151104, 158720, 160704, 165888, 169992, 178560, 188880, 190464, 195176, 200880, 201472, 207360, 212490, 214272, 219573, 226656, 238080, 243970, 251840, 254988, 267840, 276480, 283320, 285696, 292764, 302208, 317440, 318735, 321408, 339984, 357120, 365955, 377760, 390352, 401760, 402944, 414720, 424980, 428544, 439146, 453312, 476160, 487940, 503680, 509976, 535680, 566640, 571392, 585528, 604416, 637470, 642816, 658719, 679968, 714240, 731910, 755520, 780704, 803520, 805888, 829440, 849960, 857088, 878292, 906624, 952320, 975880, 1007360, 1019952, 1071360, 1097865, 1133280, 1171056, 1208832, 1274940, 1285632, 1317438, 1359936, 1428480, 1463820, 1511040, 1561408, 1607040, 1611776, 1699920, 1714176, 1756584, 1813248, 1951760, 1976157, 2014720, 2039904, 2142720, 2195730, 2266560, 2342112, 2417664, 2549880, 2571264, 2634876, 2719872, 2856960, 2927640, 3022080, 3122816, 3214080, 3293595, 3399840, 3513168, 3626496, 3903520, 3952314, 4029440, 4079808, 4285440, 4391460, 4533120, 4684224, 4835328, 5099760, 5142528, 5269752, 5439744, 5855280, 6044160, 6245632, 6428160, 6587190, 6799680, 7026336, 7252992, 7807040, 7904628, 8058880, 8159616, 8570880, 8782920, 9066240, 9368448, 9880785, 10199520, 10539504, 10879488, 11710560, 12088320, 12491264, 12856320, 13174380, 13599360, 14052672, 14505984, 15614080, 15809256, 16319232, 17565840, 18132480, 18736896, 19761570, 20399040, 21079008, 21758976, 23421120, 24176640, 24982528, 25712640, 26348760, 27198720, 28105344, 31228160, 31618512, 32638464, 35131680, 36264960, 37473792, 39523140, 40798080, 42158016, 43517952, 46842240, 49965056, 52697520, 54397440, 56210688, 62456320, 63237024, 65276928, 70263360, 72529920, 74947584, 79046280, 81596160, 84316032, 93684480, 105395040, 108794880, 112421376, 124912640, 126474048, 130553856, 140526720, 149895168, 158092560, 163192320, 168632064, 187368960, 210790080, 217589760, 224842752, 249825280, 252948096, 281053440, 316185120, 326384640, 337264128, 374737920, 421580160, 449685504, 505896192, 562106880, 632370240, 652769280, 674528256, 749475840, 843160320, 1011792384, 1124213760, 1264740480, 1349056512, 1686320640, 2023584768, 2248427520, 2529480960, 3372641280, 4047169536, 5058961920, 6745282560, 10117923840, 20235847680]

約数ペア:

[(1, 20235847680), (2, 10117923840), (3, 6745282560), (4, 5058961920), (5, 4047169536), (6, 3372641280), (8, 2529480960), (9, 2248427520), (10, 2023584768), (12, 1686320640), (15, 1349056512), (16, 1264740480), (18, 1124213760), (20, 1011792384), (24, 843160320), (27, 749475840), (30, 674528256), (31, 652769280), (32, 632370240), (36, 562106880), (40, 505896192), (45, 449685504), (48, 421580160), (54, 374737920), (60, 337264128), (62, 326384640), (64, 316185120), (72, 281053440), (80, 252948096), (81, 249825280), (90, 224842752), (93, 217589760), (96, 210790080), (108, 187368960), (120, 168632064), (124, 163192320), (128, 158092560), (135, 149895168), (144, 140526720), (155, 130553856), (160, 126474048), (162, 124912640), (180, 112421376), (186, 108794880), (192, 105395040), (216, 93684480), (240, 84316032), (248, 81596160), (256, 79046280), (270, 74947584), (279, 72529920), (288, 70263360), (310, 65276928), (320, 63237024), (324, 62456320), (360, 56210688), (372, 54397440), (384, 52697520), (405, 49965056), (432, 46842240), (465, 43517952), (480, 42158016), (496, 40798080), (512, 39523140), (540, 37473792), (558, 36264960), (576, 35131680), (620, 32638464), (640, 31618512), (648, 31228160), (720, 28105344), (744, 27198720), (768, 26348760), (787, 25712640), (810, 24982528), (837, 24176640), (864, 23421120), (930, 21758976), (960, 21079008), (992, 20399040), (1024, 19761570), (1080, 18736896), (1116, 18132480), (1152, 17565840), (1240, 16319232), (1280, 15809256), (1296, 15614080), (1395, 14505984), (1440, 14052672), (1488, 13599360), (1536, 13174380), (1574, 12856320), (1620, 12491264), (1674, 12088320), (1728, 11710560), (1860, 10879488), (1920, 10539504), (1984, 10199520), (2048, 9880785), (2160, 9368448), (2232, 9066240), (2304, 8782920), (2361, 8570880), (2480, 8159616), (2511, 8058880), (2560, 7904628), (2592, 7807040), (2790, 7252992), (2880, 7026336), (2976, 6799680), (3072, 6587190), (3148, 6428160), (3240, 6245632), (3348, 6044160), (3456, 5855280), (3720, 5439744), (3840, 5269752), (3935, 5142528), (3968, 5099760), (4185, 4835328), (4320, 4684224), (4464, 4533120), (4608, 4391460), (4722, 4285440), (4960, 4079808), (5022, 4029440), (5120, 3952314), (5184, 3903520), (5580, 3626496), (5760, 3513168), (5952, 3399840), (6144, 3293595), (6296, 3214080), (6480, 3122816), (6696, 3022080), (6912, 2927640), (7083, 2856960), (7440, 2719872), (7680, 2634876), (7870, 2571264), (7936, 2549880), (8370, 2417664), (8640, 2342112), (8928, 2266560), (9216, 2195730), (9444, 2142720), (9920, 2039904), (10044, 2014720), (10240, 1976157), (10368, 1951760), (11160, 1813248), (11520, 1756584), (11805, 1714176), (11904, 1699920), (12555, 1611776), (12592, 1607040), (12960, 1561408), (13392, 1511040), (13824, 1463820), (14166, 1428480), (14880, 1359936), (15360, 1317438), (15740, 1285632), (15872, 1274940), (16740, 1208832), (17280, 1171056), (17856, 1133280), (18432, 1097865), (18888, 1071360), (19840, 1019952), (20088, 1007360), (20736, 975880), (21249, 952320), (22320, 906624), (23040, 878292), (23610, 857088), (23808, 849960), (24397, 829440), (25110, 805888), (25184, 803520), (25920, 780704), (26784, 755520), (27648, 731910), (28332, 714240), (29760, 679968), (30720, 658719), (31480, 642816), (31744, 637470), (33480, 604416), (34560, 585528), (35415, 571392), (35712, 566640), (37776, 535680), (39680, 509976), (40176, 503680), (41472, 487940), (42498, 476160), (44640, 453312), (46080, 439146), (47220, 428544), (47616, 424980), (48794, 414720), (50220, 402944), (50368, 401760), (51840, 390352), (53568, 377760), (55296, 365955), (56664, 357120), (59520, 339984), (62960, 321408), (63488, 318735), (63747, 317440), (66960, 302208), (69120, 292764), (70830, 285696), (71424, 283320), (73191, 276480), (75552, 267840), (79360, 254988), (80352, 251840), (82944, 243970), (84996, 238080), (89280, 226656), (92160, 219573), (94440, 214272), (95232, 212490), (97588, 207360), (100440, 201472), (100736, 200880), (103680, 195176), (106245, 190464), (107136, 188880), (113328, 178560), (119040, 169992), (121985, 165888), (125920, 160704), (127494, 158720), (133920, 151104), (138240, 146382), (141660, 142848)]