20781500040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:346

約数の個数: 768

約数和(自身を含む): 86046105600

約数和(自身を除く): 65264605560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 23, 24, 28, 30, 35, 36, 38, 40, 42, 45, 46, 56, 57, 60, 63, 69, 70, 72, 76, 84, 90, 92, 95, 105, 113, 114, 115, 120, 126, 133, 138, 140, 152, 161, 167, 168, 171, 180, 184, 190, 207, 210, 226, 228, 230, 252, 266, 276, 280, 285, 315, 322, 334, 339, 342, 345, 360, 380, 399, 414, 420, 437, 452, 456, 460, 483, 501, 504, 532, 552, 565, 570, 630, 644, 665, 668, 678, 684, 690, 760, 791, 798, 805, 828, 835, 840, 855, 874, 904, 920, 966, 1002, 1017, 1035, 1064, 1130, 1140, 1169, 1197, 1260, 1288, 1311, 1330, 1336, 1356, 1368, 1380, 1449, 1503, 1582, 1596, 1610, 1656, 1670, 1695, 1710, 1748, 1932, 1995, 2004, 2034, 2070, 2147, 2185, 2260, 2280, 2338, 2373, 2394, 2415, 2505, 2520, 2599, 2622, 2660, 2712, 2760, 2898, 3006, 3059, 3164, 3173, 3192, 3220, 3340, 3390, 3420, 3496, 3507, 3841, 3864, 3933, 3955, 3990, 4008, 4068, 4140, 4294, 4370, 4520, 4676, 4746, 4788, 4830, 5010, 5085, 5198, 5244, 5320, 5796, 5845, 5985, 6012, 6118, 6328, 6346, 6440, 6441, 6555, 6680, 6780, 6840, 7014, 7119, 7245, 7515, 7682, 7797, 7866, 7910, 7980, 8136, 8280, 8588, 8740, 9177, 9352, 9492, 9519, 9576, 9660, 10020, 10170, 10396, 10488, 10521, 10735, 11523, 11592, 11690, 11865, 11970, 12024, 12236, 12692, 12882, 12995, 13110, 13560, 14028, 14238, 14490, 15029, 15030, 15295, 15364, 15594, 15732, 15820, 15865, 15960, 17176, 17480, 17535, 18193, 18354, 18871, 18984, 19038, 19205, 19320, 19323, 19665, 20040, 20340, 20792, 21042, 21470, 22211, 23046, 23380, 23391, 23730, 23940, 24472, 25384, 25764, 25990, 26220, 26887, 27531, 28056, 28476, 28557, 28980, 30058, 30060, 30590, 30728, 31188, 31464, 31640, 31730, 32205, 34569, 35070, 35595, 36386, 36708, 37742, 38076, 38410, 38646, 38985, 39330, 40680, 42084, 42940, 44422, 45087, 45885, 46092, 46760, 46782, 47460, 47595, 47880, 49381, 51528, 51980, 52440, 52605, 53774, 54579, 55062, 56613, 56952, 57114, 57615, 57960, 60116, 60120, 61180, 62376, 63460, 64410, 66633, 69138, 70140, 71190, 72772, 72979, 73416, 75145, 75484, 76152, 76820, 77292, 77970, 78660, 80661, 84168, 85880, 88844, 90174, 90965, 91770, 92184, 93564, 94355, 94920, 95190, 96615, 98762, 103960, 105210, 107548, 109158, 110124, 111055, 113226, 114228, 115230, 116955, 120232, 122360, 126920, 128820, 132097, 133266, 134435, 135261, 137655, 138276, 140280, 142380, 142785, 145544, 145958, 148143, 150290, 150968, 153640, 154584, 155940, 157320, 161322, 163737, 169839, 172845, 177688, 180348, 181930, 183540, 187128, 188710, 190380, 193230, 197524, 199899, 210420, 215096, 218316, 218937, 220248, 222110, 225435, 226452, 228456, 230460, 233910, 241983, 246905, 257640, 264194, 266532, 268870, 270522, 272895, 275310, 276552, 283065, 284760, 285570, 291916, 296286, 300580, 311880, 322644, 327474, 333165, 339678, 345667, 345690, 358549, 360696, 363860, 364895, 367080, 377420, 380760, 386460, 395048, 396291, 399798, 403305, 420840, 434033, 436632, 437874, 444220, 444429, 450870, 452904, 460920, 467820, 483966, 493810, 510853, 528388, 533064, 537740, 541044, 545790, 550620, 566130, 571140, 583832, 592572, 601160, 645288, 654948, 656811, 660485, 666330, 676305, 679356, 691334, 691380, 717098, 727720, 729790, 740715, 754840, 772920, 792582, 799596, 806610, 818685, 849195, 868066, 875748, 888440, 888858, 901740, 935640, 967932, 987620, 999495, 1021706, 1037001, 1056776, 1075480, 1075647, 1082088, 1091580, 1094685, 1101240, 1132260, 1142280, 1185144, 1188873, 1209915, 1302099, 1309896, 1313622, 1320970, 1332660, 1352610, 1358712, 1382668, 1382760, 1434196, 1459580, 1481430, 1532559, 1585164, 1599192, 1613220, 1637370, 1698390, 1728335, 1736132, 1751496, 1777716, 1792745, 1803480, 1935864, 1975240, 1981455, 1998990, 2043412, 2074002, 2151294, 2170165, 2183160, 2189370, 2222145, 2264520, 2377746, 2419830, 2509843, 2554265, 2604198, 2627244, 2641940, 2665320, 2705220, 2765336, 2868392, 2919160, 2962860, 3038231, 3065118, 3111003, 3170328, 3226440, 3226941, 3274740, 3284055, 3396780, 3456670, 3472264, 3555432, 3585490, 3906297, 3962910, 3997980, 4086824, 4148004, 4302588, 4340330, 4378740, 4444290, 4597677, 4755492, 4839660, 5019686, 5108530, 5185005, 5208396, 5254488, 5283880, 5378235, 5410440, 5925720, 5944365, 6076462, 6130236, 6222006, 6453882, 6510495, 6549480, 6568110, 6793560, 6913340, 7170980, 7529529, 7662795, 7812594, 7925820, 7995960, 8246627, 8296008, 8605176, 8680660, 8757480, 8888580, 9114693, 9195354, 9510984, 9679320, 10039372, 10217060, 10370010, 10416792, 10756470, 11888730, 12152924, 12260472, 12444012, 12549215, 12907764, 13020990, 13136220, 13826680, 14341960, 15059058, 15191155, 15325590, 15555015, 15625188, 15851640, 16134705, 16493254, 17361320, 17777160, 18229386, 18390708, 19531485, 20078744, 20434120, 20740020, 21512940, 22588587, 22988385, 23777460, 24305848, 24739881, 24888024, 25098430, 25815528, 26041980, 26272440, 27344079, 30118116, 30382310, 30651180, 31110030, 31250376, 32269410, 32986508, 36458772, 36781416, 37647645, 39062970, 41233135, 41480040, 43025880, 45177174, 45573465, 45976770, 47554920, 49479762, 50196860, 52083960, 54688158, 57726389, 60236232, 60764620, 61302360, 62220060, 64538820, 65973016, 72917544, 74219643, 75295290, 78125940, 82466270, 90354348, 91146930, 91953540, 98959524, 100393720, 109376316, 112942935, 115452778, 121529240, 123699405, 124440120, 129077640, 136720395, 148439286, 150590580, 156251880, 164932540, 173179167, 180708696, 182293860, 183907080, 197919048, 218752632, 225885870, 230905556, 247398810, 273440790, 288631945, 296878572, 301181160, 329865080, 346358334, 364587720, 371098215, 451771740, 461811112, 494797620, 519537501, 546881580, 577263890, 593757144, 692716668, 742196430, 865895835, 903543480, 989595240, 1039075002, 1093763160, 1154527780, 1385433336, 1484392860, 1731791670, 2078150004, 2309055560, 2597687505, 2968785720, 3463583340, 4156300008, 5195375010, 6927166680, 10390750020, 20781500040]

約数ペア:

[(1, 20781500040), (2, 10390750020), (3, 6927166680), (4, 5195375010), (5, 4156300008), (6, 3463583340), (7, 2968785720), (8, 2597687505), (9, 2309055560), (10, 2078150004), (12, 1731791670), (14, 1484392860), (15, 1385433336), (18, 1154527780), (19, 1093763160), (20, 1039075002), (21, 989595240), (23, 903543480), (24, 865895835), (28, 742196430), (30, 692716668), (35, 593757144), (36, 577263890), (38, 546881580), (40, 519537501), (42, 494797620), (45, 461811112), (46, 451771740), (56, 371098215), (57, 364587720), (60, 346358334), (63, 329865080), (69, 301181160), (70, 296878572), (72, 288631945), (76, 273440790), (84, 247398810), (90, 230905556), (92, 225885870), (95, 218752632), (105, 197919048), (113, 183907080), (114, 182293860), (115, 180708696), (120, 173179167), (126, 164932540), (133, 156251880), (138, 150590580), (140, 148439286), (152, 136720395), (161, 129077640), (167, 124440120), (168, 123699405), (171, 121529240), (180, 115452778), (184, 112942935), (190, 109376316), (207, 100393720), (210, 98959524), (226, 91953540), (228, 91146930), (230, 90354348), (252, 82466270), (266, 78125940), (276, 75295290), (280, 74219643), (285, 72917544), (315, 65973016), (322, 64538820), (334, 62220060), (339, 61302360), (342, 60764620), (345, 60236232), (360, 57726389), (380, 54688158), (399, 52083960), (414, 50196860), (420, 49479762), (437, 47554920), (452, 45976770), (456, 45573465), (460, 45177174), (483, 43025880), (501, 41480040), (504, 41233135), (532, 39062970), (552, 37647645), (565, 36781416), (570, 36458772), (630, 32986508), (644, 32269410), (665, 31250376), (668, 31110030), (678, 30651180), (684, 30382310), (690, 30118116), (760, 27344079), (791, 26272440), (798, 26041980), (805, 25815528), (828, 25098430), (835, 24888024), (840, 24739881), (855, 24305848), (874, 23777460), (904, 22988385), (920, 22588587), (966, 21512940), (1002, 20740020), (1017, 20434120), (1035, 20078744), (1064, 19531485), (1130, 18390708), (1140, 18229386), (1169, 17777160), (1197, 17361320), (1260, 16493254), (1288, 16134705), (1311, 15851640), (1330, 15625188), (1336, 15555015), (1356, 15325590), (1368, 15191155), (1380, 15059058), (1449, 14341960), (1503, 13826680), (1582, 13136220), (1596, 13020990), (1610, 12907764), (1656, 12549215), (1670, 12444012), (1695, 12260472), (1710, 12152924), (1748, 11888730), (1932, 10756470), (1995, 10416792), (2004, 10370010), (2034, 10217060), (2070, 10039372), (2147, 9679320), (2185, 9510984), (2260, 9195354), (2280, 9114693), (2338, 8888580), (2373, 8757480), (2394, 8680660), (2415, 8605176), (2505, 8296008), (2520, 8246627), (2599, 7995960), (2622, 7925820), (2660, 7812594), (2712, 7662795), (2760, 7529529), (2898, 7170980), (3006, 6913340), (3059, 6793560), (3164, 6568110), (3173, 6549480), (3192, 6510495), (3220, 6453882), (3340, 6222006), (3390, 6130236), (3420, 6076462), (3496, 5944365), (3507, 5925720), (3841, 5410440), (3864, 5378235), (3933, 5283880), (3955, 5254488), (3990, 5208396), (4008, 5185005), (4068, 5108530), (4140, 5019686), (4294, 4839660), (4370, 4755492), (4520, 4597677), (4676, 4444290), (4746, 4378740), (4788, 4340330), (4830, 4302588), (5010, 4148004), (5085, 4086824), (5198, 3997980), (5244, 3962910), (5320, 3906297), (5796, 3585490), (5845, 3555432), (5985, 3472264), (6012, 3456670), (6118, 3396780), (6328, 3284055), (6346, 3274740), (6440, 3226941), (6441, 3226440), (6555, 3170328), (6680, 3111003), (6780, 3065118), (6840, 3038231), (7014, 2962860), (7119, 2919160), (7245, 2868392), (7515, 2765336), (7682, 2705220), (7797, 2665320), (7866, 2641940), (7910, 2627244), (7980, 2604198), (8136, 2554265), (8280, 2509843), (8588, 2419830), (8740, 2377746), (9177, 2264520), (9352, 2222145), (9492, 2189370), (9519, 2183160), (9576, 2170165), (9660, 2151294), (10020, 2074002), (10170, 2043412), (10396, 1998990), (10488, 1981455), (10521, 1975240), (10735, 1935864), (11523, 1803480), (11592, 1792745), (11690, 1777716), (11865, 1751496), (11970, 1736132), (12024, 1728335), (12236, 1698390), (12692, 1637370), (12882, 1613220), (12995, 1599192), (13110, 1585164), (13560, 1532559), (14028, 1481430), (14238, 1459580), (14490, 1434196), (15029, 1382760), (15030, 1382668), (15295, 1358712), (15364, 1352610), (15594, 1332660), (15732, 1320970), (15820, 1313622), (15865, 1309896), (15960, 1302099), (17176, 1209915), (17480, 1188873), (17535, 1185144), (18193, 1142280), (18354, 1132260), (18871, 1101240), (18984, 1094685), (19038, 1091580), (19205, 1082088), (19320, 1075647), (19323, 1075480), (19665, 1056776), (20040, 1037001), (20340, 1021706), (20792, 999495), (21042, 987620), (21470, 967932), (22211, 935640), (23046, 901740), (23380, 888858), (23391, 888440), (23730, 875748), (23940, 868066), (24472, 849195), (25384, 818685), (25764, 806610), (25990, 799596), (26220, 792582), (26887, 772920), (27531, 754840), (28056, 740715), (28476, 729790), (28557, 727720), (28980, 717098), (30058, 691380), (30060, 691334), (30590, 679356), (30728, 676305), (31188, 666330), (31464, 660485), (31640, 656811), (31730, 654948), (32205, 645288), (34569, 601160), (35070, 592572), (35595, 583832), (36386, 571140), (36708, 566130), (37742, 550620), (38076, 545790), (38410, 541044), (38646, 537740), (38985, 533064), (39330, 528388), (40680, 510853), (42084, 493810), (42940, 483966), (44422, 467820), (45087, 460920), (45885, 452904), (46092, 450870), (46760, 444429), (46782, 444220), (47460, 437874), (47595, 436632), (47880, 434033), (49381, 420840), (51528, 403305), (51980, 399798), (52440, 396291), (52605, 395048), (53774, 386460), (54579, 380760), (55062, 377420), (56613, 367080), (56952, 364895), (57114, 363860), (57615, 360696), (57960, 358549), (60116, 345690), (60120, 345667), (61180, 339678), (62376, 333165), (63460, 327474), (64410, 322644), (66633, 311880), (69138, 300580), (70140, 296286), (71190, 291916), (72772, 285570), (72979, 284760), (73416, 283065), (75145, 276552), (75484, 275310), (76152, 272895), (76820, 270522), (77292, 268870), (77970, 266532), (78660, 264194), (80661, 257640), (84168, 246905), (85880, 241983), (88844, 233910), (90174, 230460), (90965, 228456), (91770, 226452), (92184, 225435), (93564, 222110), (94355, 220248), (94920, 218937), (95190, 218316), (96615, 215096), (98762, 210420), (103960, 199899), (105210, 197524), (107548, 193230), (109158, 190380), (110124, 188710), (111055, 187128), (113226, 183540), (114228, 181930), (115230, 180348), (116955, 177688), (120232, 172845), (122360, 169839), (126920, 163737), (128820, 161322), (132097, 157320), (133266, 155940), (134435, 154584), (135261, 153640), (137655, 150968), (138276, 150290), (140280, 148143), (142380, 145958), (142785, 145544)]