20217711360

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{677}}^1$

素因数の和:820

約数の個数: 576

約数和(自身を含む): 81420401664

約数和(自身を除く): 61202690304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 101, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 202, 210, 220, 224, 231, 240, 256, 264, 280, 303, 308, 320, 330, 336, 352, 384, 385, 404, 420, 440, 448, 462, 480, 505, 528, 560, 606, 616, 640, 660, 672, 677, 704, 707, 768, 770, 808, 840, 880, 896, 924, 960, 1010, 1056, 1111, 1120, 1155, 1212, 1232, 1280, 1320, 1344, 1354, 1408, 1414, 1515, 1540, 1616, 1680, 1760, 1792, 1848, 1920, 2020, 2031, 2112, 2121, 2222, 2240, 2310, 2424, 2464, 2640, 2688, 2708, 2816, 2828, 3030, 3080, 3232, 3333, 3360, 3385, 3520, 3535, 3696, 3840, 4040, 4062, 4224, 4242, 4444, 4480, 4620, 4739, 4848, 4928, 5280, 5376, 5416, 5555, 5656, 6060, 6160, 6464, 6666, 6720, 6770, 7040, 7070, 7392, 7447, 7777, 8080, 8124, 8448, 8484, 8888, 8960, 9240, 9478, 9696, 9856, 10155, 10560, 10605, 10832, 11110, 11312, 12120, 12320, 12928, 13332, 13440, 13540, 14080, 14140, 14217, 14784, 14894, 15554, 16160, 16248, 16665, 16968, 17776, 18480, 18956, 19392, 19712, 20310, 21120, 21210, 21664, 22220, 22341, 22624, 23331, 23695, 24240, 24640, 25856, 26664, 26880, 27080, 28280, 28434, 29568, 29788, 31108, 32320, 32496, 33330, 33936, 35552, 36960, 37235, 37912, 38784, 38885, 40620, 42240, 42420, 43328, 44440, 44682, 45248, 46662, 47390, 48480, 49280, 52129, 53328, 54160, 56560, 56868, 59136, 59576, 62216, 64640, 64992, 66660, 67872, 68377, 71085, 71104, 73920, 74470, 75824, 77568, 77770, 81240, 84840, 86656, 88880, 89364, 90496, 93324, 94780, 96960, 98560, 104258, 106656, 108320, 111705, 113120, 113736, 116655, 119152, 124432, 129280, 129984, 133320, 135744, 136754, 142170, 142208, 147840, 148940, 151648, 155540, 156387, 162480, 169680, 173312, 177760, 178728, 180992, 186648, 189560, 193920, 205131, 208516, 213312, 216640, 223410, 226240, 227472, 233310, 238304, 248864, 259968, 260645, 266640, 271488, 273508, 284340, 284416, 295680, 297880, 303296, 311080, 312774, 324960, 339360, 341885, 355520, 357456, 373296, 379120, 387840, 410262, 417032, 426624, 433280, 446820, 452480, 454944, 466620, 476608, 478639, 497728, 519936, 521290, 533280, 542976, 547016, 568680, 595760, 606592, 622160, 625548, 649920, 678720, 683770, 711040, 714912, 746592, 752147, 758240, 781935, 820524, 834064, 853248, 866560, 893640, 904960, 909888, 933240, 953216, 957278, 995456, 1025655, 1042580, 1066560, 1094032, 1137360, 1191520, 1213184, 1244320, 1251096, 1299840, 1357440, 1367540, 1422080, 1429824, 1435917, 1493184, 1504294, 1516480, 1563870, 1641048, 1668128, 1787280, 1819776, 1866480, 1906432, 1914556, 1990912, 2051310, 2085160, 2133120, 2188064, 2256441, 2274720, 2383040, 2393195, 2488640, 2502192, 2599680, 2714880, 2735080, 2859648, 2871834, 2986368, 3008588, 3032960, 3127740, 3282096, 3336256, 3574560, 3639552, 3732960, 3760735, 3829112, 4102620, 4170320, 4266240, 4376128, 4512882, 4549440, 4766080, 4786390, 4977280, 5004384, 5265029, 5470160, 5719296, 5743668, 5972736, 6017176, 6065920, 6255480, 6564192, 6672512, 7149120, 7179585, 7465920, 7521470, 7658224, 8205240, 8340640, 8752256, 9025764, 9098880, 9532160, 9572780, 9954560, 10008768, 10530058, 10940320, 11282205, 11487336, 12034352, 12510960, 13128384, 13345024, 14298240, 14359170, 14931840, 15042940, 15316448, 15795087, 16410480, 16681280, 17504512, 18051528, 18197760, 19145560, 20017536, 21060116, 21880640, 22564410, 22974672, 24068704, 25021920, 26256768, 26325145, 28596480, 28718340, 29863680, 30085880, 30632896, 31590174, 32820960, 33362560, 36103056, 38291120, 40035072, 42120232, 43761280, 45128820, 45949344, 48137408, 50043840, 52513536, 52650290, 57436680, 60171760, 61265792, 63180348, 65641920, 66725120, 72206112, 76582240, 78975435, 84240464, 87522560, 90257640, 91898688, 96274816, 100087680, 105300580, 114873360, 120343520, 122531584, 126360696, 131283840, 144412224, 153164480, 157950870, 168480928, 180515280, 183797376, 192549632, 200175360, 210601160, 229746720, 240687040, 252721392, 262567680, 288824448, 306328960, 315901740, 336961856, 361030560, 367594752, 421202320, 459493440, 481374080, 505442784, 577648896, 612657920, 631803480, 673923712, 722061120, 842404640, 918986880, 962748160, 1010885568, 1263606960, 1347847424, 1444122240, 1684809280, 1837973760, 2021771136, 2527213920, 2888244480, 3369618560, 4043542272, 5054427840, 6739237120, 10108855680, 20217711360]

約数ペア:

[(1, 20217711360), (2, 10108855680), (3, 6739237120), (4, 5054427840), (5, 4043542272), (6, 3369618560), (7, 2888244480), (8, 2527213920), (10, 2021771136), (11, 1837973760), (12, 1684809280), (14, 1444122240), (15, 1347847424), (16, 1263606960), (20, 1010885568), (21, 962748160), (22, 918986880), (24, 842404640), (28, 722061120), (30, 673923712), (32, 631803480), (33, 612657920), (35, 577648896), (40, 505442784), (42, 481374080), (44, 459493440), (48, 421202320), (55, 367594752), (56, 361030560), (60, 336961856), (64, 315901740), (66, 306328960), (70, 288824448), (77, 262567680), (80, 252721392), (84, 240687040), (88, 229746720), (96, 210601160), (101, 200175360), (105, 192549632), (110, 183797376), (112, 180515280), (120, 168480928), (128, 157950870), (132, 153164480), (140, 144412224), (154, 131283840), (160, 126360696), (165, 122531584), (168, 120343520), (176, 114873360), (192, 105300580), (202, 100087680), (210, 96274816), (220, 91898688), (224, 90257640), (231, 87522560), (240, 84240464), (256, 78975435), (264, 76582240), (280, 72206112), (303, 66725120), (308, 65641920), (320, 63180348), (330, 61265792), (336, 60171760), (352, 57436680), (384, 52650290), (385, 52513536), (404, 50043840), (420, 48137408), (440, 45949344), (448, 45128820), (462, 43761280), (480, 42120232), (505, 40035072), (528, 38291120), (560, 36103056), (606, 33362560), (616, 32820960), (640, 31590174), (660, 30632896), (672, 30085880), (677, 29863680), (704, 28718340), (707, 28596480), (768, 26325145), (770, 26256768), (808, 25021920), (840, 24068704), (880, 22974672), (896, 22564410), (924, 21880640), (960, 21060116), (1010, 20017536), (1056, 19145560), (1111, 18197760), (1120, 18051528), (1155, 17504512), (1212, 16681280), (1232, 16410480), (1280, 15795087), (1320, 15316448), (1344, 15042940), (1354, 14931840), (1408, 14359170), (1414, 14298240), (1515, 13345024), (1540, 13128384), (1616, 12510960), (1680, 12034352), (1760, 11487336), (1792, 11282205), (1848, 10940320), (1920, 10530058), (2020, 10008768), (2031, 9954560), (2112, 9572780), (2121, 9532160), (2222, 9098880), (2240, 9025764), (2310, 8752256), (2424, 8340640), (2464, 8205240), (2640, 7658224), (2688, 7521470), (2708, 7465920), (2816, 7179585), (2828, 7149120), (3030, 6672512), (3080, 6564192), (3232, 6255480), (3333, 6065920), (3360, 6017176), (3385, 5972736), (3520, 5743668), (3535, 5719296), (3696, 5470160), (3840, 5265029), (4040, 5004384), (4062, 4977280), (4224, 4786390), (4242, 4766080), (4444, 4549440), (4480, 4512882), (4620, 4376128), (4739, 4266240), (4848, 4170320), (4928, 4102620), (5280, 3829112), (5376, 3760735), (5416, 3732960), (5555, 3639552), (5656, 3574560), (6060, 3336256), (6160, 3282096), (6464, 3127740), (6666, 3032960), (6720, 3008588), (6770, 2986368), (7040, 2871834), (7070, 2859648), (7392, 2735080), (7447, 2714880), (7777, 2599680), (8080, 2502192), (8124, 2488640), (8448, 2393195), (8484, 2383040), (8888, 2274720), (8960, 2256441), (9240, 2188064), (9478, 2133120), (9696, 2085160), (9856, 2051310), (10155, 1990912), (10560, 1914556), (10605, 1906432), (10832, 1866480), (11110, 1819776), (11312, 1787280), (12120, 1668128), (12320, 1641048), (12928, 1563870), (13332, 1516480), (13440, 1504294), (13540, 1493184), (14080, 1435917), (14140, 1429824), (14217, 1422080), (14784, 1367540), (14894, 1357440), (15554, 1299840), (16160, 1251096), (16248, 1244320), (16665, 1213184), (16968, 1191520), (17776, 1137360), (18480, 1094032), (18956, 1066560), (19392, 1042580), (19712, 1025655), (20310, 995456), (21120, 957278), (21210, 953216), (21664, 933240), (22220, 909888), (22341, 904960), (22624, 893640), (23331, 866560), (23695, 853248), (24240, 834064), (24640, 820524), (25856, 781935), (26664, 758240), (26880, 752147), (27080, 746592), (28280, 714912), (28434, 711040), (29568, 683770), (29788, 678720), (31108, 649920), (32320, 625548), (32496, 622160), (33330, 606592), (33936, 595760), (35552, 568680), (36960, 547016), (37235, 542976), (37912, 533280), (38784, 521290), (38885, 519936), (40620, 497728), (42240, 478639), (42420, 476608), (43328, 466620), (44440, 454944), (44682, 452480), (45248, 446820), (46662, 433280), (47390, 426624), (48480, 417032), (49280, 410262), (52129, 387840), (53328, 379120), (54160, 373296), (56560, 357456), (56868, 355520), (59136, 341885), (59576, 339360), (62216, 324960), (64640, 312774), (64992, 311080), (66660, 303296), (67872, 297880), (68377, 295680), (71085, 284416), (71104, 284340), (73920, 273508), (74470, 271488), (75824, 266640), (77568, 260645), (77770, 259968), (81240, 248864), (84840, 238304), (86656, 233310), (88880, 227472), (89364, 226240), (90496, 223410), (93324, 216640), (94780, 213312), (96960, 208516), (98560, 205131), (104258, 193920), (106656, 189560), (108320, 186648), (111705, 180992), (113120, 178728), (113736, 177760), (116655, 173312), (119152, 169680), (124432, 162480), (129280, 156387), (129984, 155540), (133320, 151648), (135744, 148940), (136754, 147840), (142170, 142208)]