21555162720

素因数分解:

$2^5\times 3^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:434

約数の個数: 960

約数和(自身を含む): 95793667200

約数和(自身を除く): 74238504480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 49, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 81, 84, 90, 91, 96, 98, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 147, 156, 160, 162, 168, 180, 182, 189, 195, 196, 208, 210, 216, 224, 234, 240, 245, 252, 260, 270, 273, 280, 288, 294, 312, 315, 324, 336, 343, 351, 360, 364, 373, 378, 390, 392, 405, 416, 420, 432, 441, 455, 468, 480, 490, 504, 520, 540, 546, 560, 567, 585, 588, 624, 630, 637, 648, 672, 686, 702, 720, 728, 735, 746, 756, 780, 784, 810, 819, 840, 864, 882, 910, 936, 945, 980, 1008, 1029, 1040, 1053, 1080, 1092, 1119, 1120, 1134, 1170, 1176, 1248, 1260, 1274, 1296, 1323, 1365, 1372, 1404, 1440, 1456, 1470, 1492, 1512, 1560, 1568, 1620, 1638, 1680, 1715, 1755, 1764, 1820, 1865, 1872, 1890, 1911, 1960, 2016, 2058, 2080, 2106, 2160, 2184, 2205, 2238, 2268, 2340, 2352, 2457, 2520, 2548, 2592, 2611, 2646, 2730, 2744, 2808, 2835, 2912, 2940, 2984, 3024, 3087, 3120, 3185, 3240, 3276, 3357, 3360, 3430, 3510, 3528, 3640, 3730, 3744, 3780, 3822, 3920, 3969, 4095, 4116, 4212, 4320, 4368, 4410, 4459, 4476, 4536, 4680, 4704, 4849, 4914, 5040, 5096, 5145, 5222, 5265, 5292, 5460, 5488, 5595, 5616, 5670, 5733, 5880, 5968, 6048, 6174, 6240, 6370, 6480, 6552, 6615, 6714, 6860, 7020, 7056, 7280, 7371, 7460, 7560, 7644, 7833, 7840, 7938, 8190, 8232, 8424, 8736, 8820, 8918, 8952, 9072, 9261, 9360, 9555, 9698, 9828, 10071, 10080, 10192, 10290, 10444, 10530, 10584, 10920, 10976, 11190, 11232, 11340, 11466, 11760, 11936, 12285, 12348, 12740, 12960, 13055, 13104, 13230, 13377, 13428, 13720, 14040, 14112, 14547, 14560, 14742, 14920, 15120, 15288, 15435, 15666, 15876, 16380, 16464, 16785, 16848, 17199, 17640, 17836, 17904, 18144, 18277, 18522, 18720, 19110, 19396, 19656, 19845, 20142, 20384, 20580, 20888, 21060, 21168, 21840, 22295, 22380, 22680, 22932, 23499, 23520, 24245, 24570, 24696, 25480, 26110, 26208, 26460, 26754, 26856, 27440, 27783, 28080, 28665, 29094, 29484, 29840, 30213, 30240, 30576, 30870, 31332, 31752, 32760, 32928, 33570, 33696, 33943, 34398, 35280, 35672, 35808, 36554, 36855, 37044, 38220, 38792, 39165, 39312, 39690, 40131, 40284, 41160, 41776, 42120, 42336, 43641, 43680, 44590, 44760, 45360, 45864, 46305, 46998, 48490, 49140, 49392, 50355, 50960, 51597, 52220, 52920, 53508, 53712, 54831, 54880, 55566, 56160, 57330, 58188, 58968, 59680, 60426, 61152, 61740, 62664, 63504, 65520, 66885, 67140, 67886, 68796, 70497, 70560, 71344, 72735, 73108, 73710, 74088, 76440, 77584, 78330, 78624, 79380, 80262, 80568, 82320, 83552, 84240, 85995, 87282, 89180, 89520, 90720, 91385, 91728, 92610, 93996, 96980, 98280, 98784, 100710, 101829, 101920, 103194, 104440, 105840, 107016, 107424, 109662, 111132, 114660, 116376, 117495, 117936, 120393, 120852, 123480, 125328, 127008, 127939, 130923, 131040, 133770, 134280, 135772, 137592, 138915, 140994, 142688, 145470, 146216, 147420, 148176, 151065, 152880, 155168, 156660, 158760, 160524, 161136, 164493, 164640, 168480, 169715, 171990, 174564, 178360, 179040, 182770, 183456, 185220, 187992, 193960, 196560, 200655, 201420, 203658, 206388, 208880, 211491, 211680, 214032, 218205, 219324, 222264, 229320, 232752, 234990, 235872, 237601, 240786, 241704, 246960, 250656, 255878, 257985, 261846, 267540, 268560, 271544, 274155, 275184, 277830, 281988, 290940, 292432, 294840, 296352, 302130, 305487, 305760, 313320, 317520, 321048, 322272, 328986, 339430, 343980, 349128, 352485, 356720, 361179, 365540, 370440, 375984, 383817, 387920, 392769, 393120, 401310, 402840, 407316, 412776, 417760, 422982, 428064, 436410, 438648, 444528, 458640, 465504, 469980, 475202, 481572, 483408, 493479, 493920, 509145, 511756, 515970, 523692, 535080, 537120, 543088, 548310, 550368, 555660, 563976, 581880, 584864, 589680, 601965, 604260, 610974, 626640, 635040, 639695, 642096, 654615, 657972, 678860, 687960, 698256, 704970, 712803, 713440, 722358, 731080, 740880, 751968, 767634, 775840, 785538, 802620, 805680, 814632, 822465, 825552, 845964, 872820, 877296, 889056, 916461, 917280, 939960, 950404, 963144, 966816, 986958, 1018290, 1023512, 1031940, 1047384, 1057455, 1070160, 1086176, 1096620, 1111320, 1127952, 1151451, 1163760, 1179360, 1188005, 1203930, 1208520, 1221948, 1253280, 1279390, 1284192, 1309230, 1315944, 1357720, 1375920, 1396512, 1409940, 1425606, 1444716, 1462160, 1480437, 1481760, 1527435, 1535268, 1571076, 1605240, 1611360, 1629264, 1644930, 1651104, 1663207, 1691928, 1745640, 1754592, 1805895, 1832922, 1879920, 1900808, 1919085, 1926288, 1963845, 1973916, 2036580, 2047024, 2063880, 2094768, 2114910, 2138409, 2140320, 2193240, 2222640, 2255904, 2302902, 2327520, 2376010, 2407860, 2417040, 2443896, 2467395, 2558780, 2618460, 2631888, 2715440, 2749383, 2751840, 2819880, 2851212, 2889432, 2924320, 2960874, 3054870, 3070536, 3142152, 3210480, 3258528, 3289860, 3326414, 3383856, 3454353, 3491280, 3564015, 3611790, 3665844, 3759840, 3801616, 3838170, 3852576, 3927690, 3947832, 4073160, 4094048, 4127760, 4189536, 4229820, 4276818, 4386480, 4445280, 4582305, 4605804, 4752020, 4815720, 4834080, 4887792, 4934790, 4989621, 5117560, 5236920, 5263776, 5430880, 5498766, 5639760, 5702424, 5757255, 5778864, 5921748, 6109740, 6141072, 6284304, 6415227, 6420960, 6579720, 6652828, 6767712, 6908706, 6982560, 7128030, 7223580, 7331688, 7402185, 7603232, 7676340, 7855380, 7895664, 8146320, 8255520, 8316035, 8459640, 8553636, 8772960, 9164610, 9211608, 9504040, 9631440, 9775584, 9869580, 9979242, 10235120, 10363059, 10473840, 10692045, 10997532, 11279520, 11404848, 11514510, 11557728, 11843496, 12219480, 12282144, 12568608, 12830454, 13159440, 13305656, 13746915, 13817412, 14256060, 14447160, 14663376, 14804370, 14968863, 15352680, 15710760, 15791328, 16292640, 16632070, 16919280, 17107272, 17271765, 18329220, 18423216, 19008080, 19245681, 19262880, 19739160, 19958484, 20470240, 20726118, 20947680, 21384090, 21995064, 22809696, 23029020, 23686992, 24438960, 24948105, 25660908, 26318880, 26611312, 27493830, 27634824, 28512120, 28894320, 29326752, 29608740, 29937726, 30705360, 31421520, 32076135, 33264140, 33838560, 34214544, 34543530, 36658440, 36846432, 38016160, 38491362, 39478320, 39916968, 41452236, 42768180, 43990128, 44906589, 46058040, 47373984, 48877920, 49896210, 51321816, 51815295, 53222624, 54987660, 55269648, 57024240, 57788640, 59217480, 59875452, 61410720, 62843040, 64152270, 66528280, 68429088, 69087060, 73316880, 74844315, 76982724, 78956640, 79833936, 82904472, 85536360, 87980256, 89813178, 92116080, 96228405, 99792420, 102643632, 103630590, 109975320, 110539296, 114048480, 118434960, 119750904, 128304540, 133056560, 134719767, 138174120, 146633760, 149688630, 153965448, 159667872, 165808944, 171072720, 179626356, 184232160, 192456810, 199584840, 205287264, 207261180, 219950640, 224532945, 236869920, 239501808, 256609080, 266113120, 269439534, 276348240, 299377260, 307930896, 331617888, 342145440, 359252712, 384913620, 399169680, 414522360, 439901280, 449065890, 479003616, 513218160, 538879068, 552696480, 598754520, 615861792, 673598835, 718505424, 769827240, 798339360, 829044720, 898131780, 1026436320, 1077758136, 1197509040, 1347197670, 1437010848, 1539654480, 1658089440, 1796263560, 2155516272, 2395018080, 2694395340, 3079308960, 3592527120, 4311032544, 5388790680, 7185054240, 10777581360, 21555162720]

約数ペア:

[(1, 21555162720), (2, 10777581360), (3, 7185054240), (4, 5388790680), (5, 4311032544), (6, 3592527120), (7, 3079308960), (8, 2694395340), (9, 2395018080), (10, 2155516272), (12, 1796263560), (13, 1658089440), (14, 1539654480), (15, 1437010848), (16, 1347197670), (18, 1197509040), (20, 1077758136), (21, 1026436320), (24, 898131780), (26, 829044720), (27, 798339360), (28, 769827240), (30, 718505424), (32, 673598835), (35, 615861792), (36, 598754520), (39, 552696480), (40, 538879068), (42, 513218160), (45, 479003616), (48, 449065890), (49, 439901280), (52, 414522360), (54, 399169680), (56, 384913620), (60, 359252712), (63, 342145440), (65, 331617888), (70, 307930896), (72, 299377260), (78, 276348240), (80, 269439534), (81, 266113120), (84, 256609080), (90, 239501808), (91, 236869920), (96, 224532945), (98, 219950640), (104, 207261180), (105, 205287264), (108, 199584840), (112, 192456810), (117, 184232160), (120, 179626356), (126, 171072720), (130, 165808944), (135, 159667872), (140, 153965448), (144, 149688630), (147, 146633760), (156, 138174120), (160, 134719767), (162, 133056560), (168, 128304540), (180, 119750904), (182, 118434960), (189, 114048480), (195, 110539296), (196, 109975320), (208, 103630590), (210, 102643632), (216, 99792420), (224, 96228405), (234, 92116080), (240, 89813178), (245, 87980256), (252, 85536360), (260, 82904472), (270, 79833936), (273, 78956640), (280, 76982724), (288, 74844315), (294, 73316880), (312, 69087060), (315, 68429088), (324, 66528280), (336, 64152270), (343, 62843040), (351, 61410720), (360, 59875452), (364, 59217480), (373, 57788640), (378, 57024240), (390, 55269648), (392, 54987660), (405, 53222624), (416, 51815295), (420, 51321816), (432, 49896210), (441, 48877920), (455, 47373984), (468, 46058040), (480, 44906589), (490, 43990128), (504, 42768180), (520, 41452236), (540, 39916968), (546, 39478320), (560, 38491362), (567, 38016160), (585, 36846432), (588, 36658440), (624, 34543530), (630, 34214544), (637, 33838560), (648, 33264140), (672, 32076135), (686, 31421520), (702, 30705360), (720, 29937726), (728, 29608740), (735, 29326752), (746, 28894320), (756, 28512120), (780, 27634824), (784, 27493830), (810, 26611312), (819, 26318880), (840, 25660908), (864, 24948105), (882, 24438960), (910, 23686992), (936, 23029020), (945, 22809696), (980, 21995064), (1008, 21384090), (1029, 20947680), (1040, 20726118), (1053, 20470240), (1080, 19958484), (1092, 19739160), (1119, 19262880), (1120, 19245681), (1134, 19008080), (1170, 18423216), (1176, 18329220), (1248, 17271765), (1260, 17107272), (1274, 16919280), (1296, 16632070), (1323, 16292640), (1365, 15791328), (1372, 15710760), (1404, 15352680), (1440, 14968863), (1456, 14804370), (1470, 14663376), (1492, 14447160), (1512, 14256060), (1560, 13817412), (1568, 13746915), (1620, 13305656), (1638, 13159440), (1680, 12830454), (1715, 12568608), (1755, 12282144), (1764, 12219480), (1820, 11843496), (1865, 11557728), (1872, 11514510), (1890, 11404848), (1911, 11279520), (1960, 10997532), (2016, 10692045), (2058, 10473840), (2080, 10363059), (2106, 10235120), (2160, 9979242), (2184, 9869580), (2205, 9775584), (2238, 9631440), (2268, 9504040), (2340, 9211608), (2352, 9164610), (2457, 8772960), (2520, 8553636), (2548, 8459640), (2592, 8316035), (2611, 8255520), (2646, 8146320), (2730, 7895664), (2744, 7855380), (2808, 7676340), (2835, 7603232), (2912, 7402185), (2940, 7331688), (2984, 7223580), (3024, 7128030), (3087, 6982560), (3120, 6908706), (3185, 6767712), (3240, 6652828), (3276, 6579720), (3357, 6420960), (3360, 6415227), (3430, 6284304), (3510, 6141072), (3528, 6109740), (3640, 5921748), (3730, 5778864), (3744, 5757255), (3780, 5702424), (3822, 5639760), (3920, 5498766), (3969, 5430880), (4095, 5263776), (4116, 5236920), (4212, 5117560), (4320, 4989621), (4368, 4934790), (4410, 4887792), (4459, 4834080), (4476, 4815720), (4536, 4752020), (4680, 4605804), (4704, 4582305), (4849, 4445280), (4914, 4386480), (5040, 4276818), (5096, 4229820), (5145, 4189536), (5222, 4127760), (5265, 4094048), (5292, 4073160), (5460, 3947832), (5488, 3927690), (5595, 3852576), (5616, 3838170), (5670, 3801616), (5733, 3759840), (5880, 3665844), (5968, 3611790), (6048, 3564015), (6174, 3491280), (6240, 3454353), (6370, 3383856), (6480, 3326414), (6552, 3289860), (6615, 3258528), (6714, 3210480), (6860, 3142152), (7020, 3070536), (7056, 3054870), (7280, 2960874), (7371, 2924320), (7460, 2889432), (7560, 2851212), (7644, 2819880), (7833, 2751840), (7840, 2749383), (7938, 2715440), (8190, 2631888), (8232, 2618460), (8424, 2558780), (8736, 2467395), (8820, 2443896), (8918, 2417040), (8952, 2407860), (9072, 2376010), (9261, 2327520), (9360, 2302902), (9555, 2255904), (9698, 2222640), (9828, 2193240), (10071, 2140320), (10080, 2138409), (10192, 2114910), (10290, 2094768), (10444, 2063880), (10530, 2047024), (10584, 2036580), (10920, 1973916), (10976, 1963845), (11190, 1926288), (11232, 1919085), (11340, 1900808), (11466, 1879920), (11760, 1832922), (11936, 1805895), (12285, 1754592), (12348, 1745640), (12740, 1691928), (12960, 1663207), (13055, 1651104), (13104, 1644930), (13230, 1629264), (13377, 1611360), (13428, 1605240), (13720, 1571076), (14040, 1535268), (14112, 1527435), (14547, 1481760), (14560, 1480437), (14742, 1462160), (14920, 1444716), (15120, 1425606), (15288, 1409940), (15435, 1396512), (15666, 1375920), (15876, 1357720), (16380, 1315944), (16464, 1309230), (16785, 1284192), (16848, 1279390), (17199, 1253280), (17640, 1221948), (17836, 1208520), (17904, 1203930), (18144, 1188005), (18277, 1179360), (18522, 1163760), (18720, 1151451), (19110, 1127952), (19396, 1111320), (19656, 1096620), (19845, 1086176), (20142, 1070160), (20384, 1057455), (20580, 1047384), (20888, 1031940), (21060, 1023512), (21168, 1018290), (21840, 986958), (22295, 966816), (22380, 963144), (22680, 950404), (22932, 939960), (23499, 917280), (23520, 916461), (24245, 889056), (24570, 877296), (24696, 872820), (25480, 845964), (26110, 825552), (26208, 822465), (26460, 814632), (26754, 805680), (26856, 802620), (27440, 785538), (27783, 775840), (28080, 767634), (28665, 751968), (29094, 740880), (29484, 731080), (29840, 722358), (30213, 713440), (30240, 712803), (30576, 704970), (30870, 698256), (31332, 687960), (31752, 678860), (32760, 657972), (32928, 654615), (33570, 642096), (33696, 639695), (33943, 635040), (34398, 626640), (35280, 610974), (35672, 604260), (35808, 601965), (36554, 589680), (36855, 584864), (37044, 581880), (38220, 563976), (38792, 555660), (39165, 550368), (39312, 548310), (39690, 543088), (40131, 537120), (40284, 535080), (41160, 523692), (41776, 515970), (42120, 511756), (42336, 509145), (43641, 493920), (43680, 493479), (44590, 483408), (44760, 481572), (45360, 475202), (45864, 469980), (46305, 465504), (46998, 458640), (48490, 444528), (49140, 438648), (49392, 436410), (50355, 428064), (50960, 422982), (51597, 417760), (52220, 412776), (52920, 407316), (53508, 402840), (53712, 401310), (54831, 393120), (54880, 392769), (55566, 387920), (56160, 383817), (57330, 375984), (58188, 370440), (58968, 365540), (59680, 361179), (60426, 356720), (61152, 352485), (61740, 349128), (62664, 343980), (63504, 339430), (65520, 328986), (66885, 322272), (67140, 321048), (67886, 317520), (68796, 313320), (70497, 305760), (70560, 305487), (71344, 302130), (72735, 296352), (73108, 294840), (73710, 292432), (74088, 290940), (76440, 281988), (77584, 277830), (78330, 275184), (78624, 274155), (79380, 271544), (80262, 268560), (80568, 267540), (82320, 261846), (83552, 257985), (84240, 255878), (85995, 250656), (87282, 246960), (89180, 241704), (89520, 240786), (90720, 237601), (91385, 235872), (91728, 234990), (92610, 232752), (93996, 229320), (96980, 222264), (98280, 219324), (98784, 218205), (100710, 214032), (101829, 211680), (101920, 211491), (103194, 208880), (104440, 206388), (105840, 203658), (107016, 201420), (107424, 200655), (109662, 196560), (111132, 193960), (114660, 187992), (116376, 185220), (117495, 183456), (117936, 182770), (120393, 179040), (120852, 178360), (123480, 174564), (125328, 171990), (127008, 169715), (127939, 168480), (130923, 164640), (131040, 164493), (133770, 161136), (134280, 160524), (135772, 158760), (137592, 156660), (138915, 155168), (140994, 152880), (142688, 151065), (145470, 148176), (146216, 147420)]