20806450560

素因数分解:

$2^7\times 3^4\times 5^1\times 7^2\times {\mathrm{8191}}^1$

素因数の和:8236

約数の個数: 480

約数和(自身を含む): 86445342720

約数和(自身を除く): 65638892160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 162, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 320, 324, 336, 360, 378, 384, 392, 405, 420, 432, 441, 448, 480, 490, 504, 540, 560, 567, 576, 588, 630, 640, 648, 672, 720, 735, 756, 784, 810, 840, 864, 882, 896, 945, 960, 980, 1008, 1080, 1120, 1134, 1152, 1176, 1260, 1296, 1323, 1344, 1440, 1470, 1512, 1568, 1620, 1680, 1728, 1764, 1890, 1920, 1960, 2016, 2160, 2205, 2240, 2268, 2352, 2520, 2592, 2646, 2688, 2835, 2880, 2940, 3024, 3136, 3240, 3360, 3456, 3528, 3780, 3920, 3969, 4032, 4320, 4410, 4480, 4536, 4704, 5040, 5184, 5292, 5670, 5760, 5880, 6048, 6272, 6480, 6615, 6720, 7056, 7560, 7840, 7938, 8064, 8191, 8640, 8820, 9072, 9408, 10080, 10368, 10584, 11340, 11760, 12096, 12960, 13230, 13440, 14112, 15120, 15680, 15876, 16382, 17280, 17640, 18144, 18816, 19845, 20160, 21168, 22680, 23520, 24192, 24573, 25920, 26460, 28224, 30240, 31360, 31752, 32764, 35280, 36288, 39690, 40320, 40955, 42336, 45360, 47040, 49146, 51840, 52920, 56448, 57337, 60480, 63504, 65528, 70560, 72576, 73719, 79380, 81910, 84672, 90720, 94080, 98292, 105840, 114674, 120960, 122865, 127008, 131056, 141120, 147438, 158760, 163820, 169344, 172011, 181440, 196584, 211680, 221157, 229348, 245730, 254016, 262112, 282240, 286685, 294876, 317520, 327640, 344022, 362880, 368595, 393168, 401359, 423360, 442314, 458696, 491460, 508032, 516033, 524224, 573370, 589752, 635040, 655280, 663471, 688044, 737190, 786336, 802718, 846720, 860055, 884628, 917392, 982920, 1032066, 1048448, 1105785, 1146740, 1179504, 1204077, 1270080, 1310560, 1326942, 1376088, 1474380, 1548099, 1572672, 1605436, 1720110, 1769256, 1834784, 1965840, 2006795, 2064132, 2211570, 2293480, 2359008, 2408154, 2540160, 2580165, 2621120, 2653884, 2752176, 2948760, 3096198, 3145344, 3210872, 3317355, 3440220, 3538512, 3612231, 3669568, 3931680, 4013590, 4128264, 4423140, 4586960, 4644297, 4718016, 4816308, 5160330, 5242240, 5307768, 5504352, 5897520, 6020385, 6192396, 6421744, 6634710, 6880440, 7077024, 7224462, 7339136, 7740495, 7863360, 8027180, 8256528, 8846280, 9173920, 9288594, 9436032, 9632616, 10320660, 10615536, 10836693, 11008704, 11795040, 12040770, 12384792, 12843488, 13269420, 13760880, 14154048, 14448924, 15480990, 15726720, 16054360, 16513056, 17692560, 18061155, 18347840, 18577188, 19265232, 20641320, 21231072, 21673386, 22017408, 23221485, 23590080, 24081540, 24769584, 25686976, 26538840, 27521760, 28308096, 28897848, 30961980, 32108720, 32510079, 33026112, 35385120, 36122310, 36695680, 37154376, 38530464, 41282640, 42462144, 43346772, 46442970, 47180160, 48163080, 49539168, 51373952, 53077680, 54183465, 55043520, 57795696, 61923960, 64217440, 65020158, 66052224, 70770240, 72244620, 74308752, 77060928, 82565280, 84924288, 86693544, 92885940, 96326160, 99078336, 106155360, 108366930, 110087040, 115591392, 123847920, 128434880, 130040316, 141540480, 144489240, 148617504, 154121856, 162550395, 165130560, 173387088, 185771880, 192652320, 198156672, 212310720, 216733860, 231182784, 247695840, 256869760, 260080632, 288978480, 297235008, 325100790, 330261120, 346774176, 371543760, 385304640, 424621440, 433467720, 462365568, 495391680, 520161264, 577956960, 594470016, 650201580, 693548352, 743087520, 770609280, 866935440, 990783360, 1040322528, 1155913920, 1300403160, 1387096704, 1486175040, 1733870880, 2080645056, 2311827840, 2600806320, 2972350080, 3467741760, 4161290112, 5201612640, 6935483520, 10403225280, 20806450560]

約数ペア:

[(1, 20806450560), (2, 10403225280), (3, 6935483520), (4, 5201612640), (5, 4161290112), (6, 3467741760), (7, 2972350080), (8, 2600806320), (9, 2311827840), (10, 2080645056), (12, 1733870880), (14, 1486175040), (15, 1387096704), (16, 1300403160), (18, 1155913920), (20, 1040322528), (21, 990783360), (24, 866935440), (27, 770609280), (28, 743087520), (30, 693548352), (32, 650201580), (35, 594470016), (36, 577956960), (40, 520161264), (42, 495391680), (45, 462365568), (48, 433467720), (49, 424621440), (54, 385304640), (56, 371543760), (60, 346774176), (63, 330261120), (64, 325100790), (70, 297235008), (72, 288978480), (80, 260080632), (81, 256869760), (84, 247695840), (90, 231182784), (96, 216733860), (98, 212310720), (105, 198156672), (108, 192652320), (112, 185771880), (120, 173387088), (126, 165130560), (128, 162550395), (135, 154121856), (140, 148617504), (144, 144489240), (147, 141540480), (160, 130040316), (162, 128434880), (168, 123847920), (180, 115591392), (189, 110087040), (192, 108366930), (196, 106155360), (210, 99078336), (216, 96326160), (224, 92885940), (240, 86693544), (245, 84924288), (252, 82565280), (270, 77060928), (280, 74308752), (288, 72244620), (294, 70770240), (315, 66052224), (320, 65020158), (324, 64217440), (336, 61923960), (360, 57795696), (378, 55043520), (384, 54183465), (392, 53077680), (405, 51373952), (420, 49539168), (432, 48163080), (441, 47180160), (448, 46442970), (480, 43346772), (490, 42462144), (504, 41282640), (540, 38530464), (560, 37154376), (567, 36695680), (576, 36122310), (588, 35385120), (630, 33026112), (640, 32510079), (648, 32108720), (672, 30961980), (720, 28897848), (735, 28308096), (756, 27521760), (784, 26538840), (810, 25686976), (840, 24769584), (864, 24081540), (882, 23590080), (896, 23221485), (945, 22017408), (960, 21673386), (980, 21231072), (1008, 20641320), (1080, 19265232), (1120, 18577188), (1134, 18347840), (1152, 18061155), (1176, 17692560), (1260, 16513056), (1296, 16054360), (1323, 15726720), (1344, 15480990), (1440, 14448924), (1470, 14154048), (1512, 13760880), (1568, 13269420), (1620, 12843488), (1680, 12384792), (1728, 12040770), (1764, 11795040), (1890, 11008704), (1920, 10836693), (1960, 10615536), (2016, 10320660), (2160, 9632616), (2205, 9436032), (2240, 9288594), (2268, 9173920), (2352, 8846280), (2520, 8256528), (2592, 8027180), (2646, 7863360), (2688, 7740495), (2835, 7339136), (2880, 7224462), (2940, 7077024), (3024, 6880440), (3136, 6634710), (3240, 6421744), (3360, 6192396), (3456, 6020385), (3528, 5897520), (3780, 5504352), (3920, 5307768), (3969, 5242240), (4032, 5160330), (4320, 4816308), (4410, 4718016), (4480, 4644297), (4536, 4586960), (4704, 4423140), (5040, 4128264), (5184, 4013590), (5292, 3931680), (5670, 3669568), (5760, 3612231), (5880, 3538512), (6048, 3440220), (6272, 3317355), (6480, 3210872), (6615, 3145344), (6720, 3096198), (7056, 2948760), (7560, 2752176), (7840, 2653884), (7938, 2621120), (8064, 2580165), (8191, 2540160), (8640, 2408154), (8820, 2359008), (9072, 2293480), (9408, 2211570), (10080, 2064132), (10368, 2006795), (10584, 1965840), (11340, 1834784), (11760, 1769256), (12096, 1720110), (12960, 1605436), (13230, 1572672), (13440, 1548099), (14112, 1474380), (15120, 1376088), (15680, 1326942), (15876, 1310560), (16382, 1270080), (17280, 1204077), (17640, 1179504), (18144, 1146740), (18816, 1105785), (19845, 1048448), (20160, 1032066), (21168, 982920), (22680, 917392), (23520, 884628), (24192, 860055), (24573, 846720), (25920, 802718), (26460, 786336), (28224, 737190), (30240, 688044), (31360, 663471), (31752, 655280), (32764, 635040), (35280, 589752), (36288, 573370), (39690, 524224), (40320, 516033), (40955, 508032), (42336, 491460), (45360, 458696), (47040, 442314), (49146, 423360), (51840, 401359), (52920, 393168), (56448, 368595), (57337, 362880), (60480, 344022), (63504, 327640), (65528, 317520), (70560, 294876), (72576, 286685), (73719, 282240), (79380, 262112), (81910, 254016), (84672, 245730), (90720, 229348), (94080, 221157), (98292, 211680), (105840, 196584), (114674, 181440), (120960, 172011), (122865, 169344), (127008, 163820), (131056, 158760), (141120, 147438)]