19978398720

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:536

約数の個数: 528

約数和(自身を含む): 79751251008

約数和(自身を除く): 59772852288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 241, 252, 256, 257, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 482, 504, 512, 514, 560, 576, 630, 640, 672, 720, 723, 768, 771, 840, 896, 960, 964, 1008, 1024, 1028, 1120, 1152, 1205, 1260, 1280, 1285, 1344, 1440, 1446, 1536, 1542, 1680, 1687, 1792, 1799, 1920, 1928, 2016, 2056, 2169, 2240, 2304, 2313, 2410, 2520, 2560, 2570, 2688, 2880, 2892, 3072, 3084, 3360, 3374, 3584, 3598, 3615, 3840, 3855, 3856, 4032, 4112, 4338, 4480, 4608, 4626, 4820, 5040, 5061, 5120, 5140, 5376, 5397, 5760, 5784, 6168, 6720, 6748, 7168, 7196, 7230, 7680, 7710, 7712, 8064, 8224, 8435, 8676, 8960, 8995, 9216, 9252, 9640, 10080, 10122, 10280, 10752, 10794, 10845, 11520, 11565, 11568, 12336, 13440, 13496, 14392, 14460, 15183, 15360, 15420, 15424, 16128, 16191, 16448, 16870, 17352, 17920, 17990, 18504, 19280, 20160, 20244, 20560, 21504, 21588, 21690, 23040, 23130, 23136, 24672, 25305, 26880, 26985, 26992, 28784, 28920, 30366, 30840, 30848, 32256, 32382, 32896, 33740, 34704, 35840, 35980, 37008, 38560, 40320, 40488, 41120, 43176, 43380, 46080, 46260, 46272, 49344, 50610, 53760, 53970, 53984, 57568, 57840, 60732, 61680, 61696, 61937, 64512, 64764, 65792, 67480, 69408, 71960, 74016, 75915, 77120, 80640, 80955, 80976, 82240, 86352, 86760, 92520, 92544, 98688, 101220, 107520, 107940, 107968, 115136, 115680, 121464, 123360, 123392, 123874, 129528, 131584, 134960, 138816, 143920, 148032, 151830, 154240, 161280, 161910, 161952, 164480, 172704, 173520, 185040, 185088, 185811, 197376, 202440, 215880, 215936, 230272, 231360, 242928, 246720, 246784, 247748, 259056, 263168, 269920, 277632, 287840, 296064, 303660, 308480, 309685, 322560, 323820, 323904, 328960, 345408, 347040, 370080, 370176, 371622, 394752, 404880, 431760, 431872, 433559, 460544, 462720, 485856, 493440, 495496, 518112, 539840, 555264, 557433, 575680, 592128, 607320, 616960, 619370, 647640, 647808, 657920, 690816, 694080, 740160, 740352, 743244, 789504, 809760, 863520, 863744, 867118, 921088, 925440, 929055, 971712, 986880, 990992, 1036224, 1079680, 1110528, 1114866, 1151360, 1184256, 1214640, 1233920, 1238740, 1295280, 1295616, 1300677, 1315840, 1381632, 1388160, 1480320, 1486488, 1619520, 1727040, 1727488, 1734236, 1842176, 1850880, 1858110, 1943424, 1973760, 1981984, 2072448, 2159360, 2167795, 2221056, 2229732, 2302720, 2368512, 2429280, 2477480, 2590560, 2591232, 2601354, 2763264, 2776320, 2787165, 2960640, 2972976, 3239040, 3454080, 3468472, 3701760, 3716220, 3886848, 3902031, 3947520, 3963968, 4144896, 4318720, 4335590, 4459464, 4605440, 4858560, 4954960, 5181120, 5182464, 5202708, 5526528, 5552640, 5574330, 5921280, 5945952, 6478080, 6503385, 6908160, 6936944, 7432440, 7773696, 7804062, 7927936, 8289792, 8637440, 8671180, 8918928, 9210880, 9717120, 9909920, 10362240, 10405416, 11105280, 11148660, 11842560, 11891904, 12956160, 13006770, 13816320, 13873888, 14864880, 15547392, 15608124, 15855872, 16579584, 17342360, 17837856, 19434240, 19510155, 19819840, 20724480, 20810832, 22297320, 23783808, 25912320, 26013540, 27632640, 27747776, 29729760, 31216248, 31711744, 34684720, 35675712, 38868480, 39020310, 39639680, 41448960, 41621664, 44594640, 47567616, 52027080, 55495552, 59459520, 62432496, 63423488, 69369440, 71351424, 77736960, 78040620, 79279360, 82897920, 83243328, 89189280, 95135232, 104054160, 110991104, 118919040, 124864992, 138738880, 142702848, 156081240, 158558720, 166486656, 178378560, 190270464, 208108320, 221982208, 237838080, 249729984, 277477760, 285405696, 312162480, 317117440, 332973312, 356757120, 416216640, 443964416, 475676160, 499459968, 554955520, 570811392, 624324960, 665946624, 713514240, 832433280, 951352320, 998919936, 1109911040, 1248649920, 1331893248, 1427028480, 1664866560, 1997839872, 2219822080, 2497299840, 2854056960, 3329733120, 3995679744, 4994599680, 6659466240, 9989199360, 19978398720]

約数ペア:

[(1, 19978398720), (2, 9989199360), (3, 6659466240), (4, 4994599680), (5, 3995679744), (6, 3329733120), (7, 2854056960), (8, 2497299840), (9, 2219822080), (10, 1997839872), (12, 1664866560), (14, 1427028480), (15, 1331893248), (16, 1248649920), (18, 1109911040), (20, 998919936), (21, 951352320), (24, 832433280), (28, 713514240), (30, 665946624), (32, 624324960), (35, 570811392), (36, 554955520), (40, 499459968), (42, 475676160), (45, 443964416), (48, 416216640), (56, 356757120), (60, 332973312), (63, 317117440), (64, 312162480), (70, 285405696), (72, 277477760), (80, 249729984), (84, 237838080), (90, 221982208), (96, 208108320), (105, 190270464), (112, 178378560), (120, 166486656), (126, 158558720), (128, 156081240), (140, 142702848), (144, 138738880), (160, 124864992), (168, 118919040), (180, 110991104), (192, 104054160), (210, 95135232), (224, 89189280), (240, 83243328), (241, 82897920), (252, 79279360), (256, 78040620), (257, 77736960), (280, 71351424), (288, 69369440), (315, 63423488), (320, 62432496), (336, 59459520), (360, 55495552), (384, 52027080), (420, 47567616), (448, 44594640), (480, 41621664), (482, 41448960), (504, 39639680), (512, 39020310), (514, 38868480), (560, 35675712), (576, 34684720), (630, 31711744), (640, 31216248), (672, 29729760), (720, 27747776), (723, 27632640), (768, 26013540), (771, 25912320), (840, 23783808), (896, 22297320), (960, 20810832), (964, 20724480), (1008, 19819840), (1024, 19510155), (1028, 19434240), (1120, 17837856), (1152, 17342360), (1205, 16579584), (1260, 15855872), (1280, 15608124), (1285, 15547392), (1344, 14864880), (1440, 13873888), (1446, 13816320), (1536, 13006770), (1542, 12956160), (1680, 11891904), (1687, 11842560), (1792, 11148660), (1799, 11105280), (1920, 10405416), (1928, 10362240), (2016, 9909920), (2056, 9717120), (2169, 9210880), (2240, 8918928), (2304, 8671180), (2313, 8637440), (2410, 8289792), (2520, 7927936), (2560, 7804062), (2570, 7773696), (2688, 7432440), (2880, 6936944), (2892, 6908160), (3072, 6503385), (3084, 6478080), (3360, 5945952), (3374, 5921280), (3584, 5574330), (3598, 5552640), (3615, 5526528), (3840, 5202708), (3855, 5182464), (3856, 5181120), (4032, 4954960), (4112, 4858560), (4338, 4605440), (4480, 4459464), (4608, 4335590), (4626, 4318720), (4820, 4144896), (5040, 3963968), (5061, 3947520), (5120, 3902031), (5140, 3886848), (5376, 3716220), (5397, 3701760), (5760, 3468472), (5784, 3454080), (6168, 3239040), (6720, 2972976), (6748, 2960640), (7168, 2787165), (7196, 2776320), (7230, 2763264), (7680, 2601354), (7710, 2591232), (7712, 2590560), (8064, 2477480), (8224, 2429280), (8435, 2368512), (8676, 2302720), (8960, 2229732), (8995, 2221056), (9216, 2167795), (9252, 2159360), (9640, 2072448), (10080, 1981984), (10122, 1973760), (10280, 1943424), (10752, 1858110), (10794, 1850880), (10845, 1842176), (11520, 1734236), (11565, 1727488), (11568, 1727040), (12336, 1619520), (13440, 1486488), (13496, 1480320), (14392, 1388160), (14460, 1381632), (15183, 1315840), (15360, 1300677), (15420, 1295616), (15424, 1295280), (16128, 1238740), (16191, 1233920), (16448, 1214640), (16870, 1184256), (17352, 1151360), (17920, 1114866), (17990, 1110528), (18504, 1079680), (19280, 1036224), (20160, 990992), (20244, 986880), (20560, 971712), (21504, 929055), (21588, 925440), (21690, 921088), (23040, 867118), (23130, 863744), (23136, 863520), (24672, 809760), (25305, 789504), (26880, 743244), (26985, 740352), (26992, 740160), (28784, 694080), (28920, 690816), (30366, 657920), (30840, 647808), (30848, 647640), (32256, 619370), (32382, 616960), (32896, 607320), (33740, 592128), (34704, 575680), (35840, 557433), (35980, 555264), (37008, 539840), (38560, 518112), (40320, 495496), (40488, 493440), (41120, 485856), (43176, 462720), (43380, 460544), (46080, 433559), (46260, 431872), (46272, 431760), (49344, 404880), (50610, 394752), (53760, 371622), (53970, 370176), (53984, 370080), (57568, 347040), (57840, 345408), (60732, 328960), (61680, 323904), (61696, 323820), (61937, 322560), (64512, 309685), (64764, 308480), (65792, 303660), (67480, 296064), (69408, 287840), (71960, 277632), (74016, 269920), (75915, 263168), (77120, 259056), (80640, 247748), (80955, 246784), (80976, 246720), (82240, 242928), (86352, 231360), (86760, 230272), (92520, 215936), (92544, 215880), (98688, 202440), (101220, 197376), (107520, 185811), (107940, 185088), (107968, 185040), (115136, 173520), (115680, 172704), (121464, 164480), (123360, 161952), (123392, 161910), (123874, 161280), (129528, 154240), (131584, 151830), (134960, 148032), (138816, 143920)]