21801495240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1873}}^1$

素因数の和:2077

約数の個数: 384

約数和(自身を含む): 84195072000

約数和(自身を除く): 62393576760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 149, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 298, 310, 315, 360, 372, 420, 434, 447, 465, 504, 558, 596, 620, 630, 651, 744, 745, 840, 868, 894, 930, 1043, 1085, 1116, 1192, 1240, 1260, 1302, 1341, 1395, 1490, 1736, 1788, 1860, 1873, 1953, 2086, 2170, 2232, 2235, 2520, 2604, 2682, 2790, 2980, 3129, 3255, 3576, 3720, 3746, 3906, 4172, 4340, 4470, 4619, 5208, 5215, 5364, 5580, 5619, 5960, 6258, 6510, 6705, 7492, 7812, 8344, 8680, 8940, 9238, 9365, 9387, 9765, 10430, 10728, 11160, 11238, 12516, 13020, 13111, 13410, 13857, 14984, 15624, 15645, 16857, 17880, 18476, 18730, 18774, 19530, 20860, 22476, 23095, 25032, 26040, 26222, 26820, 27714, 28095, 31290, 32333, 33714, 36952, 37460, 37548, 39060, 39333, 41571, 41720, 44952, 46190, 46935, 52444, 53640, 55428, 56190, 58063, 62580, 64666, 65555, 67428, 69285, 74920, 75096, 78120, 78666, 83142, 84285, 92380, 93870, 96999, 104888, 110856, 112380, 116126, 117999, 125160, 129332, 131110, 134856, 138570, 157332, 161665, 166284, 168570, 174189, 184760, 187740, 193998, 196665, 207855, 224760, 232252, 235998, 258664, 262220, 277140, 279077, 290315, 290997, 314664, 323330, 332568, 337140, 348378, 375480, 387996, 393330, 406441, 415710, 464504, 471996, 484995, 522567, 524440, 554280, 558154, 580630, 581994, 589995, 646660, 674280, 696756, 775992, 786660, 812882, 831420, 837231, 870945, 943992, 969990, 1045134, 1116308, 1161260, 1163988, 1179990, 1219323, 1293320, 1393512, 1395385, 1454985, 1573320, 1625764, 1662840, 1674462, 1741890, 1939980, 1953539, 2032205, 2090268, 2232616, 2322520, 2327976, 2359980, 2438646, 2511693, 2612835, 2790770, 2909970, 3251528, 3348924, 3483780, 3657969, 3879960, 3907078, 4064410, 4180536, 4186155, 4719960, 4877292, 5023386, 5225670, 5581540, 5819940, 5860617, 6096615, 6697848, 6967560, 7315938, 7814156, 8128820, 8372310, 8651387, 9754584, 9767695, 10046772, 10451340, 11163080, 11639880, 11721234, 12193230, 12558465, 14631876, 15628312, 16257640, 16744620, 17302774, 17581851, 18289845, 19535390, 20093544, 20902680, 23442468, 24386460, 25116930, 25954161, 29263752, 29303085, 33489240, 34605548, 35163702, 36579690, 39070780, 43256935, 46884936, 48772920, 50233860, 51908322, 58606170, 60559709, 69211096, 70327404, 73159380, 77862483, 78141560, 86513870, 87909255, 100467720, 103816644, 117212340, 121119418, 129770805, 140654808, 146318760, 155724966, 173027740, 175818510, 181679127, 207633288, 234424680, 242238836, 259541610, 302798545, 311449932, 346055480, 351637020, 363358254, 389312415, 484477672, 519083220, 545037381, 605597090, 622899864, 703274040, 726716508, 778624830, 908395635, 1038166440, 1090074762, 1211194180, 1453433016, 1557249660, 1816791270, 2180149524, 2422388360, 2725186905, 3114499320, 3633582540, 4360299048, 5450373810, 7267165080, 10900747620, 21801495240]

約数ペア:

[(1, 21801495240), (2, 10900747620), (3, 7267165080), (4, 5450373810), (5, 4360299048), (6, 3633582540), (7, 3114499320), (8, 2725186905), (9, 2422388360), (10, 2180149524), (12, 1816791270), (14, 1557249660), (15, 1453433016), (18, 1211194180), (20, 1090074762), (21, 1038166440), (24, 908395635), (28, 778624830), (30, 726716508), (31, 703274040), (35, 622899864), (36, 605597090), (40, 545037381), (42, 519083220), (45, 484477672), (56, 389312415), (60, 363358254), (62, 351637020), (63, 346055480), (70, 311449932), (72, 302798545), (84, 259541610), (90, 242238836), (93, 234424680), (105, 207633288), (120, 181679127), (124, 175818510), (126, 173027740), (140, 155724966), (149, 146318760), (155, 140654808), (168, 129770805), (180, 121119418), (186, 117212340), (210, 103816644), (217, 100467720), (248, 87909255), (252, 86513870), (279, 78141560), (280, 77862483), (298, 73159380), (310, 70327404), (315, 69211096), (360, 60559709), (372, 58606170), (420, 51908322), (434, 50233860), (447, 48772920), (465, 46884936), (504, 43256935), (558, 39070780), (596, 36579690), (620, 35163702), (630, 34605548), (651, 33489240), (744, 29303085), (745, 29263752), (840, 25954161), (868, 25116930), (894, 24386460), (930, 23442468), (1043, 20902680), (1085, 20093544), (1116, 19535390), (1192, 18289845), (1240, 17581851), (1260, 17302774), (1302, 16744620), (1341, 16257640), (1395, 15628312), (1490, 14631876), (1736, 12558465), (1788, 12193230), (1860, 11721234), (1873, 11639880), (1953, 11163080), (2086, 10451340), (2170, 10046772), (2232, 9767695), (2235, 9754584), (2520, 8651387), (2604, 8372310), (2682, 8128820), (2790, 7814156), (2980, 7315938), (3129, 6967560), (3255, 6697848), (3576, 6096615), (3720, 5860617), (3746, 5819940), (3906, 5581540), (4172, 5225670), (4340, 5023386), (4470, 4877292), (4619, 4719960), (5208, 4186155), (5215, 4180536), (5364, 4064410), (5580, 3907078), (5619, 3879960), (5960, 3657969), (6258, 3483780), (6510, 3348924), (6705, 3251528), (7492, 2909970), (7812, 2790770), (8344, 2612835), (8680, 2511693), (8940, 2438646), (9238, 2359980), (9365, 2327976), (9387, 2322520), (9765, 2232616), (10430, 2090268), (10728, 2032205), (11160, 1953539), (11238, 1939980), (12516, 1741890), (13020, 1674462), (13111, 1662840), (13410, 1625764), (13857, 1573320), (14984, 1454985), (15624, 1395385), (15645, 1393512), (16857, 1293320), (17880, 1219323), (18476, 1179990), (18730, 1163988), (18774, 1161260), (19530, 1116308), (20860, 1045134), (22476, 969990), (23095, 943992), (25032, 870945), (26040, 837231), (26222, 831420), (26820, 812882), (27714, 786660), (28095, 775992), (31290, 696756), (32333, 674280), (33714, 646660), (36952, 589995), (37460, 581994), (37548, 580630), (39060, 558154), (39333, 554280), (41571, 524440), (41720, 522567), (44952, 484995), (46190, 471996), (46935, 464504), (52444, 415710), (53640, 406441), (55428, 393330), (56190, 387996), (58063, 375480), (62580, 348378), (64666, 337140), (65555, 332568), (67428, 323330), (69285, 314664), (74920, 290997), (75096, 290315), (78120, 279077), (78666, 277140), (83142, 262220), (84285, 258664), (92380, 235998), (93870, 232252), (96999, 224760), (104888, 207855), (110856, 196665), (112380, 193998), (116126, 187740), (117999, 184760), (125160, 174189), (129332, 168570), (131110, 166284), (134856, 161665), (138570, 157332)]