81428850720

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{12409}}^1$

素因数の和:12478

約数の個数: 576

約数和(自身を含む): 342253900800

約数和(自身を除く): 260825050080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 98, 105, 108, 112, 120, 124, 126, 135, 140, 144, 147, 155, 160, 168, 180, 186, 189, 196, 210, 216, 217, 224, 240, 245, 248, 252, 270, 279, 280, 288, 294, 310, 315, 336, 360, 372, 378, 392, 420, 432, 434, 441, 465, 480, 490, 496, 504, 540, 558, 560, 588, 620, 630, 651, 672, 720, 735, 744, 756, 784, 837, 840, 864, 868, 882, 930, 945, 980, 992, 1008, 1080, 1085, 1116, 1120, 1176, 1240, 1260, 1302, 1323, 1395, 1440, 1470, 1488, 1512, 1519, 1568, 1674, 1680, 1736, 1764, 1860, 1890, 1953, 1960, 2016, 2160, 2170, 2205, 2232, 2352, 2480, 2520, 2604, 2646, 2790, 2940, 2976, 3024, 3038, 3255, 3348, 3360, 3472, 3528, 3720, 3780, 3906, 3920, 4185, 4320, 4340, 4410, 4464, 4557, 4704, 4960, 5040, 5208, 5292, 5580, 5859, 5880, 6048, 6076, 6510, 6615, 6696, 6944, 7056, 7440, 7560, 7595, 7812, 7840, 8370, 8680, 8820, 8928, 9114, 9765, 10080, 10416, 10584, 11160, 11718, 11760, 12152, 12409, 13020, 13230, 13392, 13671, 14112, 14880, 15120, 15190, 15624, 16740, 17360, 17640, 18228, 19530, 20832, 21168, 22320, 22785, 23436, 23520, 24304, 24818, 26040, 26460, 26784, 27342, 29295, 30240, 30380, 31248, 33480, 34720, 35280, 36456, 37227, 39060, 41013, 42336, 44640, 45570, 46872, 48608, 49636, 52080, 52920, 54684, 58590, 60760, 62045, 62496, 66960, 68355, 70560, 72912, 74454, 78120, 82026, 86863, 91140, 93744, 99272, 104160, 105840, 109368, 111681, 117180, 121520, 124090, 133920, 136710, 145824, 148908, 156240, 164052, 173726, 182280, 186135, 187488, 198544, 205065, 211680, 218736, 223362, 234360, 243040, 248180, 260589, 273420, 297816, 312480, 328104, 335043, 347452, 364560, 372270, 384679, 397088, 410130, 434315, 437472, 446724, 468720, 496360, 521178, 546840, 558405, 595632, 608041, 656208, 670086, 694904, 729120, 744540, 769358, 781767, 820260, 868630, 893448, 937440, 992720, 1042356, 1093680, 1116810, 1154037, 1191264, 1216082, 1302945, 1312416, 1340172, 1389808, 1489080, 1538716, 1563534, 1640520, 1675215, 1737260, 1786896, 1824123, 1923395, 1985440, 2084712, 2187360, 2233620, 2308074, 2345301, 2432164, 2605890, 2680344, 2692753, 2779616, 2978160, 3040205, 3077432, 3127068, 3281040, 3350430, 3462111, 3474520, 3573792, 3648246, 3846790, 3908835, 4169424, 4467240, 4616148, 4690602, 4864328, 5211780, 5360688, 5385506, 5472369, 5770185, 5956320, 6080410, 6154864, 6254136, 6562080, 6700860, 6924222, 6949040, 7296492, 7693580, 7817670, 8078259, 8338848, 8934480, 9120615, 9232296, 9381204, 9728656, 10386333, 10423560, 10721376, 10771012, 10944738, 11540370, 11726505, 12160820, 12309728, 12508272, 13401720, 13463765, 13848444, 13898080, 14592984, 15387160, 15635340, 16156518, 16417107, 17310555, 17868960, 18241230, 18464592, 18762408, 18849271, 19457312, 20772666, 20847120, 21542024, 21889476, 23080740, 23453010, 24234777, 24321640, 25016544, 26803440, 26927530, 27361845, 27696888, 29185968, 30774320, 31270680, 32313036, 32834214, 34621110, 36482460, 36929184, 37524816, 37698542, 40391295, 41545332, 41694240, 43084048, 43778952, 46161480, 46906020, 48469554, 48643280, 51931665, 53606880, 53855060, 54723690, 55393776, 56547813, 58371936, 61548640, 62541360, 64626072, 65668428, 69242220, 72704331, 72964920, 75049632, 75397084, 80782590, 82085535, 83090664, 86168096, 87557904, 92322960, 93812040, 94246355, 96939108, 97286560, 103863330, 107710120, 109447380, 110787552, 113095626, 121173885, 125082720, 129252144, 131336856, 138484440, 145408662, 145929840, 150794168, 161565180, 164171070, 166181328, 169643439, 175115808, 184645920, 187624080, 188492710, 193878216, 207726660, 215420240, 218894760, 226191252, 242347770, 258504288, 262673712, 276968880, 282739065, 290817324, 291859680, 301588336, 323130360, 328342140, 332362656, 339286878, 363521655, 375248160, 376985420, 387756432, 415453320, 430840480, 437789520, 452382504, 484695540, 508930317, 525347424, 553937760, 565478130, 581634648, 603176672, 646260720, 656684280, 678573756, 727043310, 753970840, 775512864, 830906640, 848217195, 875579040, 904765008, 969391080, 1017860634, 1130956260, 1163269296, 1292521440, 1313368560, 1357147512, 1454086620, 1507941680, 1661813280, 1696434390, 1809530016, 1938782160, 2035721268, 2261912520, 2326538592, 2544651585, 2626737120, 2714295024, 2908173240, 3015883360, 3392868780, 3877564320, 4071442536, 4523825040, 5089303170, 5428590048, 5816346480, 6785737560, 8142885072, 9047650080, 10178606340, 11632692960, 13571475120, 16285770144, 20357212680, 27142950240, 40714425360, 81428850720]

約数ペア:

[(1, 81428850720), (2, 40714425360), (3, 27142950240), (4, 20357212680), (5, 16285770144), (6, 13571475120), (7, 11632692960), (8, 10178606340), (9, 9047650080), (10, 8142885072), (12, 6785737560), (14, 5816346480), (15, 5428590048), (16, 5089303170), (18, 4523825040), (20, 4071442536), (21, 3877564320), (24, 3392868780), (27, 3015883360), (28, 2908173240), (30, 2714295024), (31, 2626737120), (32, 2544651585), (35, 2326538592), (36, 2261912520), (40, 2035721268), (42, 1938782160), (45, 1809530016), (48, 1696434390), (49, 1661813280), (54, 1507941680), (56, 1454086620), (60, 1357147512), (62, 1313368560), (63, 1292521440), (70, 1163269296), (72, 1130956260), (80, 1017860634), (84, 969391080), (90, 904765008), (93, 875579040), (96, 848217195), (98, 830906640), (105, 775512864), (108, 753970840), (112, 727043310), (120, 678573756), (124, 656684280), (126, 646260720), (135, 603176672), (140, 581634648), (144, 565478130), (147, 553937760), (155, 525347424), (160, 508930317), (168, 484695540), (180, 452382504), (186, 437789520), (189, 430840480), (196, 415453320), (210, 387756432), (216, 376985420), (217, 375248160), (224, 363521655), (240, 339286878), (245, 332362656), (248, 328342140), (252, 323130360), (270, 301588336), (279, 291859680), (280, 290817324), (288, 282739065), (294, 276968880), (310, 262673712), (315, 258504288), (336, 242347770), (360, 226191252), (372, 218894760), (378, 215420240), (392, 207726660), (420, 193878216), (432, 188492710), (434, 187624080), (441, 184645920), (465, 175115808), (480, 169643439), (490, 166181328), (496, 164171070), (504, 161565180), (540, 150794168), (558, 145929840), (560, 145408662), (588, 138484440), (620, 131336856), (630, 129252144), (651, 125082720), (672, 121173885), (720, 113095626), (735, 110787552), (744, 109447380), (756, 107710120), (784, 103863330), (837, 97286560), (840, 96939108), (864, 94246355), (868, 93812040), (882, 92322960), (930, 87557904), (945, 86168096), (980, 83090664), (992, 82085535), (1008, 80782590), (1080, 75397084), (1085, 75049632), (1116, 72964920), (1120, 72704331), (1176, 69242220), (1240, 65668428), (1260, 64626072), (1302, 62541360), (1323, 61548640), (1395, 58371936), (1440, 56547813), (1470, 55393776), (1488, 54723690), (1512, 53855060), (1519, 53606880), (1568, 51931665), (1674, 48643280), (1680, 48469554), (1736, 46906020), (1764, 46161480), (1860, 43778952), (1890, 43084048), (1953, 41694240), (1960, 41545332), (2016, 40391295), (2160, 37698542), (2170, 37524816), (2205, 36929184), (2232, 36482460), (2352, 34621110), (2480, 32834214), (2520, 32313036), (2604, 31270680), (2646, 30774320), (2790, 29185968), (2940, 27696888), (2976, 27361845), (3024, 26927530), (3038, 26803440), (3255, 25016544), (3348, 24321640), (3360, 24234777), (3472, 23453010), (3528, 23080740), (3720, 21889476), (3780, 21542024), (3906, 20847120), (3920, 20772666), (4185, 19457312), (4320, 18849271), (4340, 18762408), (4410, 18464592), (4464, 18241230), (4557, 17868960), (4704, 17310555), (4960, 16417107), (5040, 16156518), (5208, 15635340), (5292, 15387160), (5580, 14592984), (5859, 13898080), (5880, 13848444), (6048, 13463765), (6076, 13401720), (6510, 12508272), (6615, 12309728), (6696, 12160820), (6944, 11726505), (7056, 11540370), (7440, 10944738), (7560, 10771012), (7595, 10721376), (7812, 10423560), (7840, 10386333), (8370, 9728656), (8680, 9381204), (8820, 9232296), (8928, 9120615), (9114, 8934480), (9765, 8338848), (10080, 8078259), (10416, 7817670), (10584, 7693580), (11160, 7296492), (11718, 6949040), (11760, 6924222), (12152, 6700860), (12409, 6562080), (13020, 6254136), (13230, 6154864), (13392, 6080410), (13671, 5956320), (14112, 5770185), (14880, 5472369), (15120, 5385506), (15190, 5360688), (15624, 5211780), (16740, 4864328), (17360, 4690602), (17640, 4616148), (18228, 4467240), (19530, 4169424), (20832, 3908835), (21168, 3846790), (22320, 3648246), (22785, 3573792), (23436, 3474520), (23520, 3462111), (24304, 3350430), (24818, 3281040), (26040, 3127068), (26460, 3077432), (26784, 3040205), (27342, 2978160), (29295, 2779616), (30240, 2692753), (30380, 2680344), (31248, 2605890), (33480, 2432164), (34720, 2345301), (35280, 2308074), (36456, 2233620), (37227, 2187360), (39060, 2084712), (41013, 1985440), (42336, 1923395), (44640, 1824123), (45570, 1786896), (46872, 1737260), (48608, 1675215), (49636, 1640520), (52080, 1563534), (52920, 1538716), (54684, 1489080), (58590, 1389808), (60760, 1340172), (62045, 1312416), (62496, 1302945), (66960, 1216082), (68355, 1191264), (70560, 1154037), (72912, 1116810), (74454, 1093680), (78120, 1042356), (82026, 992720), (86863, 937440), (91140, 893448), (93744, 868630), (99272, 820260), (104160, 781767), (105840, 769358), (109368, 744540), (111681, 729120), (117180, 694904), (121520, 670086), (124090, 656208), (133920, 608041), (136710, 595632), (145824, 558405), (148908, 546840), (156240, 521178), (164052, 496360), (173726, 468720), (182280, 446724), (186135, 437472), (187488, 434315), (198544, 410130), (205065, 397088), (211680, 384679), (218736, 372270), (223362, 364560), (234360, 347452), (243040, 335043), (248180, 328104), (260589, 312480), (273420, 297816)]