21688770560

素因数分解:

$2^{13}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:141

約数の個数: 336

約数和(自身を含む): 58565948400

約数和(自身を除く): 36877177840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 31, 32, 38, 40, 58, 62, 64, 76, 80, 95, 116, 124, 128, 145, 152, 155, 160, 190, 232, 248, 256, 290, 304, 310, 320, 380, 464, 496, 512, 551, 580, 589, 608, 620, 640, 760, 899, 928, 961, 992, 1024, 1102, 1160, 1178, 1216, 1240, 1280, 1520, 1798, 1856, 1922, 1984, 2048, 2204, 2320, 2356, 2432, 2480, 2560, 2755, 2945, 3040, 3596, 3712, 3844, 3968, 4096, 4408, 4495, 4640, 4712, 4805, 4864, 4960, 5120, 5510, 5890, 6080, 7192, 7424, 7688, 7936, 8192, 8816, 8990, 9280, 9424, 9610, 9728, 9920, 10240, 11020, 11780, 12160, 14384, 14848, 15376, 15872, 17081, 17632, 17980, 18259, 18560, 18848, 19220, 19456, 19840, 20480, 22040, 23560, 24320, 27869, 28768, 29696, 30752, 31744, 34162, 35264, 35960, 36518, 37120, 37696, 38440, 38912, 39680, 40960, 44080, 47120, 48640, 55738, 57536, 59392, 61504, 63488, 68324, 70528, 71920, 73036, 74240, 75392, 76880, 77824, 79360, 85405, 88160, 91295, 94240, 97280, 111476, 115072, 118784, 123008, 126976, 136648, 139345, 141056, 143840, 146072, 148480, 150784, 153760, 155648, 158720, 170810, 176320, 182590, 188480, 194560, 222952, 230144, 237568, 246016, 253952, 273296, 278690, 282112, 287680, 292144, 296960, 301568, 307520, 317440, 341620, 352640, 365180, 376960, 389120, 445904, 460288, 492032, 529511, 546592, 557380, 564224, 575360, 584288, 593920, 603136, 615040, 634880, 683240, 705280, 730360, 753920, 778240, 891808, 920576, 984064, 1059022, 1093184, 1114760, 1128448, 1150720, 1168576, 1187840, 1206272, 1230080, 1269760, 1366480, 1410560, 1460720, 1507840, 1783616, 1841152, 1968128, 2118044, 2186368, 2229520, 2256896, 2301440, 2337152, 2412544, 2460160, 2647555, 2732960, 2821120, 2921440, 3015680, 3567232, 3682304, 3936256, 4236088, 4372736, 4459040, 4513792, 4602880, 4674304, 4825088, 4920320, 5295110, 5465920, 5642240, 5842880, 6031360, 7134464, 7364608, 7872512, 8472176, 8745472, 8918080, 9205760, 9348608, 9840640, 10590220, 10931840, 11284480, 11685760, 12062720, 14268928, 16944352, 17490944, 17836160, 18411520, 18697216, 19681280, 21180440, 21863680, 22568960, 23371520, 24125440, 28537856, 33888704, 34981888, 35672320, 36823040, 37394432, 39362560, 42360880, 43727360, 46743040, 57075712, 67777408, 69963776, 71344640, 74788864, 84721760, 87454720, 93486080, 114151424, 135554816, 139927552, 142689280, 149577728, 169443520, 174909440, 186972160, 228302848, 271109632, 285378560, 338887040, 349818880, 373944320, 542219264, 570757120, 677774080, 699637760, 747888640, 1084438528, 1141514240, 1355548160, 2168877056, 2711096320, 4337754112, 5422192640, 10844385280, 21688770560]

約数ペア:

[(1, 21688770560), (2, 10844385280), (4, 5422192640), (5, 4337754112), (8, 2711096320), (10, 2168877056), (16, 1355548160), (19, 1141514240), (20, 1084438528), (29, 747888640), (31, 699637760), (32, 677774080), (38, 570757120), (40, 542219264), (58, 373944320), (62, 349818880), (64, 338887040), (76, 285378560), (80, 271109632), (95, 228302848), (116, 186972160), (124, 174909440), (128, 169443520), (145, 149577728), (152, 142689280), (155, 139927552), (160, 135554816), (190, 114151424), (232, 93486080), (248, 87454720), (256, 84721760), (290, 74788864), (304, 71344640), (310, 69963776), (320, 67777408), (380, 57075712), (464, 46743040), (496, 43727360), (512, 42360880), (551, 39362560), (580, 37394432), (589, 36823040), (608, 35672320), (620, 34981888), (640, 33888704), (760, 28537856), (899, 24125440), (928, 23371520), (961, 22568960), (992, 21863680), (1024, 21180440), (1102, 19681280), (1160, 18697216), (1178, 18411520), (1216, 17836160), (1240, 17490944), (1280, 16944352), (1520, 14268928), (1798, 12062720), (1856, 11685760), (1922, 11284480), (1984, 10931840), (2048, 10590220), (2204, 9840640), (2320, 9348608), (2356, 9205760), (2432, 8918080), (2480, 8745472), (2560, 8472176), (2755, 7872512), (2945, 7364608), (3040, 7134464), (3596, 6031360), (3712, 5842880), (3844, 5642240), (3968, 5465920), (4096, 5295110), (4408, 4920320), (4495, 4825088), (4640, 4674304), (4712, 4602880), (4805, 4513792), (4864, 4459040), (4960, 4372736), (5120, 4236088), (5510, 3936256), (5890, 3682304), (6080, 3567232), (7192, 3015680), (7424, 2921440), (7688, 2821120), (7936, 2732960), (8192, 2647555), (8816, 2460160), (8990, 2412544), (9280, 2337152), (9424, 2301440), (9610, 2256896), (9728, 2229520), (9920, 2186368), (10240, 2118044), (11020, 1968128), (11780, 1841152), (12160, 1783616), (14384, 1507840), (14848, 1460720), (15376, 1410560), (15872, 1366480), (17081, 1269760), (17632, 1230080), (17980, 1206272), (18259, 1187840), (18560, 1168576), (18848, 1150720), (19220, 1128448), (19456, 1114760), (19840, 1093184), (20480, 1059022), (22040, 984064), (23560, 920576), (24320, 891808), (27869, 778240), (28768, 753920), (29696, 730360), (30752, 705280), (31744, 683240), (34162, 634880), (35264, 615040), (35960, 603136), (36518, 593920), (37120, 584288), (37696, 575360), (38440, 564224), (38912, 557380), (39680, 546592), (40960, 529511), (44080, 492032), (47120, 460288), (48640, 445904), (55738, 389120), (57536, 376960), (59392, 365180), (61504, 352640), (63488, 341620), (68324, 317440), (70528, 307520), (71920, 301568), (73036, 296960), (74240, 292144), (75392, 287680), (76880, 282112), (77824, 278690), (79360, 273296), (85405, 253952), (88160, 246016), (91295, 237568), (94240, 230144), (97280, 222952), (111476, 194560), (115072, 188480), (118784, 182590), (123008, 176320), (126976, 170810), (136648, 158720), (139345, 155648), (141056, 153760), (143840, 150784), (146072, 148480)]