21040618320

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:880

約数の個数: 400

約数和(自身を含む): 75752675328

約数和(自身を除く): 54712057008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 81, 90, 108, 111, 120, 127, 135, 144, 148, 162, 180, 185, 216, 222, 240, 254, 270, 296, 324, 333, 360, 370, 381, 405, 432, 444, 508, 540, 555, 592, 635, 648, 666, 691, 720, 740, 762, 810, 888, 999, 1016, 1080, 1110, 1143, 1270, 1296, 1332, 1382, 1480, 1524, 1620, 1665, 1776, 1905, 1998, 2032, 2073, 2160, 2220, 2286, 2540, 2664, 2764, 2960, 2997, 3048, 3240, 3330, 3429, 3455, 3810, 3996, 4146, 4440, 4572, 4699, 4995, 5080, 5328, 5528, 5715, 5994, 6096, 6219, 6480, 6660, 6858, 6910, 7620, 7992, 8292, 8880, 9144, 9398, 9990, 10160, 10287, 10365, 11056, 11430, 11988, 12438, 13320, 13716, 13820, 14097, 14985, 15240, 15984, 16584, 17145, 18288, 18657, 18796, 19980, 20574, 20730, 22860, 23495, 23976, 24876, 25567, 26640, 27432, 27640, 28194, 29970, 30480, 31095, 33168, 34290, 37314, 37592, 39960, 41148, 41460, 42291, 45720, 46990, 47952, 49752, 51134, 51435, 54864, 55280, 55971, 56388, 59940, 62190, 68580, 70485, 74628, 75184, 76701, 79920, 82296, 82920, 84582, 87757, 91440, 93285, 93980, 99504, 102268, 102870, 111942, 112776, 119880, 124380, 126873, 127835, 137160, 140970, 149256, 153402, 164592, 165840, 169164, 175514, 186570, 187960, 204536, 205740, 211455, 223884, 225552, 230103, 239760, 248760, 253746, 255670, 263271, 274320, 279855, 281940, 298512, 306804, 338328, 351028, 373140, 375920, 380619, 383505, 409072, 411480, 422910, 438785, 447768, 460206, 497520, 507492, 511340, 526542, 559710, 563880, 613608, 634365, 676656, 690309, 702056, 746280, 761238, 767010, 789813, 822960, 845820, 877570, 895536, 920412, 1014984, 1022680, 1053084, 1119420, 1127760, 1150515, 1227216, 1268730, 1316355, 1380618, 1404112, 1492560, 1522476, 1534020, 1579626, 1691640, 1755140, 1840824, 1903095, 2029968, 2045360, 2070927, 2106168, 2238840, 2301030, 2369439, 2537460, 2632710, 2761236, 3044952, 3068040, 3159252, 3247009, 3383280, 3451545, 3510280, 3681648, 3806190, 3949065, 4141854, 4212336, 4477680, 4602060, 4738878, 5074920, 5265420, 5522472, 6089904, 6136080, 6318504, 6494018, 6903090, 7020560, 7108317, 7612380, 7898130, 8283708, 9204120, 9477756, 9741027, 10149840, 10354635, 10530840, 11044944, 11847195, 12637008, 12988036, 13806180, 14216634, 15224760, 15796260, 16235045, 16567416, 18408240, 18955512, 19482054, 20709270, 21061680, 23694390, 25976072, 27612360, 28433268, 29223081, 30449520, 31592520, 32470090, 33134832, 35541585, 37911024, 38964108, 41418540, 47388780, 48705135, 51952144, 55224720, 56866536, 58446162, 63185040, 64940180, 71083170, 77928216, 82837080, 87669243, 94777560, 97410270, 113733072, 116892324, 129880360, 142166340, 146115405, 155856432, 165674160, 175338486, 189555120, 194820540, 233784648, 259760720, 263007729, 284332680, 292230810, 350676972, 389641080, 438346215, 467569296, 526015458, 568665360, 584461620, 701353944, 779282160, 876692430, 1052030916, 1168923240, 1315038645, 1402707888, 1753384860, 2104061832, 2337846480, 2630077290, 3506769720, 4208123664, 5260154580, 7013539440, 10520309160, 21040618320]

約数ペア:

[(1, 21040618320), (2, 10520309160), (3, 7013539440), (4, 5260154580), (5, 4208123664), (6, 3506769720), (8, 2630077290), (9, 2337846480), (10, 2104061832), (12, 1753384860), (15, 1402707888), (16, 1315038645), (18, 1168923240), (20, 1052030916), (24, 876692430), (27, 779282160), (30, 701353944), (36, 584461620), (37, 568665360), (40, 526015458), (45, 467569296), (48, 438346215), (54, 389641080), (60, 350676972), (72, 292230810), (74, 284332680), (80, 263007729), (81, 259760720), (90, 233784648), (108, 194820540), (111, 189555120), (120, 175338486), (127, 165674160), (135, 155856432), (144, 146115405), (148, 142166340), (162, 129880360), (180, 116892324), (185, 113733072), (216, 97410270), (222, 94777560), (240, 87669243), (254, 82837080), (270, 77928216), (296, 71083170), (324, 64940180), (333, 63185040), (360, 58446162), (370, 56866536), (381, 55224720), (405, 51952144), (432, 48705135), (444, 47388780), (508, 41418540), (540, 38964108), (555, 37911024), (592, 35541585), (635, 33134832), (648, 32470090), (666, 31592520), (691, 30449520), (720, 29223081), (740, 28433268), (762, 27612360), (810, 25976072), (888, 23694390), (999, 21061680), (1016, 20709270), (1080, 19482054), (1110, 18955512), (1143, 18408240), (1270, 16567416), (1296, 16235045), (1332, 15796260), (1382, 15224760), (1480, 14216634), (1524, 13806180), (1620, 12988036), (1665, 12637008), (1776, 11847195), (1905, 11044944), (1998, 10530840), (2032, 10354635), (2073, 10149840), (2160, 9741027), (2220, 9477756), (2286, 9204120), (2540, 8283708), (2664, 7898130), (2764, 7612380), (2960, 7108317), (2997, 7020560), (3048, 6903090), (3240, 6494018), (3330, 6318504), (3429, 6136080), (3455, 6089904), (3810, 5522472), (3996, 5265420), (4146, 5074920), (4440, 4738878), (4572, 4602060), (4699, 4477680), (4995, 4212336), (5080, 4141854), (5328, 3949065), (5528, 3806190), (5715, 3681648), (5994, 3510280), (6096, 3451545), (6219, 3383280), (6480, 3247009), (6660, 3159252), (6858, 3068040), (6910, 3044952), (7620, 2761236), (7992, 2632710), (8292, 2537460), (8880, 2369439), (9144, 2301030), (9398, 2238840), (9990, 2106168), (10160, 2070927), (10287, 2045360), (10365, 2029968), (11056, 1903095), (11430, 1840824), (11988, 1755140), (12438, 1691640), (13320, 1579626), (13716, 1534020), (13820, 1522476), (14097, 1492560), (14985, 1404112), (15240, 1380618), (15984, 1316355), (16584, 1268730), (17145, 1227216), (18288, 1150515), (18657, 1127760), (18796, 1119420), (19980, 1053084), (20574, 1022680), (20730, 1014984), (22860, 920412), (23495, 895536), (23976, 877570), (24876, 845820), (25567, 822960), (26640, 789813), (27432, 767010), (27640, 761238), (28194, 746280), (29970, 702056), (30480, 690309), (31095, 676656), (33168, 634365), (34290, 613608), (37314, 563880), (37592, 559710), (39960, 526542), (41148, 511340), (41460, 507492), (42291, 497520), (45720, 460206), (46990, 447768), (47952, 438785), (49752, 422910), (51134, 411480), (51435, 409072), (54864, 383505), (55280, 380619), (55971, 375920), (56388, 373140), (59940, 351028), (62190, 338328), (68580, 306804), (70485, 298512), (74628, 281940), (75184, 279855), (76701, 274320), (79920, 263271), (82296, 255670), (82920, 253746), (84582, 248760), (87757, 239760), (91440, 230103), (93285, 225552), (93980, 223884), (99504, 211455), (102268, 205740), (102870, 204536), (111942, 187960), (112776, 186570), (119880, 175514), (124380, 169164), (126873, 165840), (127835, 164592), (137160, 153402), (140970, 149256)]