20391444864

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:379

約数の個数: 576

約数和(自身を含む): 72365230080

約数和(自身を除く): 51973785216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 43, 48, 49, 56, 62, 63, 64, 72, 84, 86, 93, 96, 98, 112, 124, 126, 128, 129, 144, 147, 168, 172, 186, 192, 196, 217, 224, 248, 252, 258, 271, 279, 288, 294, 301, 336, 344, 372, 384, 387, 392, 434, 441, 448, 496, 504, 516, 542, 558, 576, 588, 602, 651, 672, 688, 744, 774, 784, 813, 868, 882, 896, 903, 992, 1008, 1032, 1084, 1116, 1152, 1176, 1204, 1302, 1333, 1344, 1376, 1488, 1519, 1548, 1568, 1626, 1736, 1764, 1806, 1897, 1953, 1984, 2016, 2064, 2107, 2168, 2232, 2352, 2408, 2439, 2604, 2666, 2688, 2709, 2752, 2976, 3038, 3096, 3136, 3252, 3472, 3528, 3612, 3794, 3906, 3968, 3999, 4032, 4128, 4214, 4336, 4464, 4557, 4704, 4816, 4878, 5208, 5332, 5418, 5504, 5691, 5952, 6076, 6192, 6272, 6321, 6504, 6944, 7056, 7224, 7588, 7812, 7998, 8064, 8256, 8401, 8428, 8672, 8928, 9114, 9331, 9408, 9632, 9756, 10416, 10664, 10836, 11382, 11653, 11904, 11997, 12152, 12384, 12642, 13008, 13279, 13671, 13888, 14112, 14448, 15176, 15624, 15996, 16512, 16802, 16856, 17073, 17344, 17856, 18228, 18662, 18816, 18963, 19264, 19512, 20832, 21328, 21672, 22764, 23306, 23994, 24304, 24768, 25203, 25284, 26016, 26558, 27342, 27776, 27993, 28224, 28896, 30352, 31248, 31992, 33604, 33712, 34146, 34688, 34959, 35712, 36456, 37324, 37926, 38528, 39024, 39837, 41664, 42656, 43344, 45528, 46612, 47988, 48608, 49536, 50406, 50568, 52032, 53116, 54684, 55986, 56448, 57792, 58807, 60704, 62496, 63984, 65317, 67208, 67424, 68292, 69918, 72912, 74648, 75609, 75852, 78048, 79674, 81571, 83328, 83979, 85312, 86688, 91056, 93224, 95976, 97216, 100812, 101136, 104064, 104877, 106232, 109368, 111972, 115584, 117614, 119511, 121408, 124992, 127968, 130634, 134416, 134848, 136584, 139836, 145824, 149296, 151218, 151704, 156096, 159348, 163142, 167958, 170624, 173376, 176421, 182112, 186448, 191952, 194432, 195951, 201624, 202272, 209754, 212464, 218736, 223944, 235228, 239022, 242816, 244713, 249984, 255936, 261268, 268832, 269696, 273168, 279672, 291648, 298592, 302436, 303408, 312192, 318696, 326284, 335916, 346752, 352842, 361243, 364224, 372896, 383904, 391902, 403248, 404544, 411649, 419508, 424928, 437472, 447888, 470456, 478044, 489426, 511872, 522536, 529263, 537664, 546336, 559344, 570997, 583296, 587853, 597184, 604872, 606816, 637392, 652568, 671832, 705684, 722486, 728448, 734139, 745792, 767808, 783804, 806496, 809088, 823298, 839016, 849856, 874944, 895776, 940912, 956088, 978852, 1045072, 1058526, 1075328, 1083729, 1092672, 1118688, 1141994, 1175706, 1194368, 1209744, 1213632, 1234947, 1274784, 1305136, 1343664, 1411368, 1444972, 1468278, 1491584, 1535616, 1567608, 1612992, 1646596, 1678032, 1699712, 1712991, 1749888, 1791552, 1881824, 1912176, 1957704, 2090144, 2117052, 2167458, 2185344, 2237376, 2283988, 2351412, 2419488, 2427264, 2469894, 2528701, 2549568, 2610272, 2687328, 2822736, 2889944, 2936556, 3135216, 3225984, 3251187, 3293192, 3356064, 3425982, 3583104, 3704841, 3763648, 3824352, 3915408, 4180288, 4234104, 4334916, 4474752, 4567976, 4702824, 4838976, 4939788, 5057402, 5099136, 5138973, 5220544, 5374656, 5645472, 5779888, 5873112, 6270432, 6502374, 6586384, 6712128, 6851964, 7409682, 7527296, 7586103, 7648704, 7830816, 8360576, 8468208, 8669832, 9135952, 9405648, 9677952, 9879576, 10114804, 10277946, 10441088, 10749312, 11290944, 11559776, 11746224, 12540864, 13004748, 13172768, 13424256, 13703928, 14819364, 15172206, 15297408, 15661632, 16936416, 17339664, 17700907, 18271904, 18811296, 19759152, 20229608, 20555892, 22581888, 22758309, 23119552, 23492448, 25081728, 26009496, 26345536, 27407856, 29638728, 30344412, 31323264, 33872832, 34679328, 35401814, 36543808, 37622592, 39518304, 40459216, 41111784, 45516618, 46239104, 46984896, 52018992, 52691072, 53102721, 54815712, 59277456, 60688824, 67745664, 69358656, 70803628, 73087616, 75245184, 79036608, 80918432, 82223568, 91033236, 93969792, 104037984, 106205442, 109631424, 118554912, 121377648, 138717312, 141607256, 158073216, 159308163, 161836864, 164447136, 182066472, 208075968, 212410884, 219262848, 237109824, 242755296, 283214512, 318616326, 323673728, 328894272, 364132944, 416151936, 424821768, 474219648, 485510592, 566429024, 637232652, 657788544, 728265888, 849643536, 971021184, 1132858048, 1274465304, 1456531776, 1699287072, 2265716096, 2548930608, 2913063552, 3398574144, 5097861216, 6797148288, 10195722432, 20391444864]

約数ペア:

[(1, 20391444864), (2, 10195722432), (3, 6797148288), (4, 5097861216), (6, 3398574144), (7, 2913063552), (8, 2548930608), (9, 2265716096), (12, 1699287072), (14, 1456531776), (16, 1274465304), (18, 1132858048), (21, 971021184), (24, 849643536), (28, 728265888), (31, 657788544), (32, 637232652), (36, 566429024), (42, 485510592), (43, 474219648), (48, 424821768), (49, 416151936), (56, 364132944), (62, 328894272), (63, 323673728), (64, 318616326), (72, 283214512), (84, 242755296), (86, 237109824), (93, 219262848), (96, 212410884), (98, 208075968), (112, 182066472), (124, 164447136), (126, 161836864), (128, 159308163), (129, 158073216), (144, 141607256), (147, 138717312), (168, 121377648), (172, 118554912), (186, 109631424), (192, 106205442), (196, 104037984), (217, 93969792), (224, 91033236), (248, 82223568), (252, 80918432), (258, 79036608), (271, 75245184), (279, 73087616), (288, 70803628), (294, 69358656), (301, 67745664), (336, 60688824), (344, 59277456), (372, 54815712), (384, 53102721), (387, 52691072), (392, 52018992), (434, 46984896), (441, 46239104), (448, 45516618), (496, 41111784), (504, 40459216), (516, 39518304), (542, 37622592), (558, 36543808), (576, 35401814), (588, 34679328), (602, 33872832), (651, 31323264), (672, 30344412), (688, 29638728), (744, 27407856), (774, 26345536), (784, 26009496), (813, 25081728), (868, 23492448), (882, 23119552), (896, 22758309), (903, 22581888), (992, 20555892), (1008, 20229608), (1032, 19759152), (1084, 18811296), (1116, 18271904), (1152, 17700907), (1176, 17339664), (1204, 16936416), (1302, 15661632), (1333, 15297408), (1344, 15172206), (1376, 14819364), (1488, 13703928), (1519, 13424256), (1548, 13172768), (1568, 13004748), (1626, 12540864), (1736, 11746224), (1764, 11559776), (1806, 11290944), (1897, 10749312), (1953, 10441088), (1984, 10277946), (2016, 10114804), (2064, 9879576), (2107, 9677952), (2168, 9405648), (2232, 9135952), (2352, 8669832), (2408, 8468208), (2439, 8360576), (2604, 7830816), (2666, 7648704), (2688, 7586103), (2709, 7527296), (2752, 7409682), (2976, 6851964), (3038, 6712128), (3096, 6586384), (3136, 6502374), (3252, 6270432), (3472, 5873112), (3528, 5779888), (3612, 5645472), (3794, 5374656), (3906, 5220544), (3968, 5138973), (3999, 5099136), (4032, 5057402), (4128, 4939788), (4214, 4838976), (4336, 4702824), (4464, 4567976), (4557, 4474752), (4704, 4334916), (4816, 4234104), (4878, 4180288), (5208, 3915408), (5332, 3824352), (5418, 3763648), (5504, 3704841), (5691, 3583104), (5952, 3425982), (6076, 3356064), (6192, 3293192), (6272, 3251187), (6321, 3225984), (6504, 3135216), (6944, 2936556), (7056, 2889944), (7224, 2822736), (7588, 2687328), (7812, 2610272), (7998, 2549568), (8064, 2528701), (8256, 2469894), (8401, 2427264), (8428, 2419488), (8672, 2351412), (8928, 2283988), (9114, 2237376), (9331, 2185344), (9408, 2167458), (9632, 2117052), (9756, 2090144), (10416, 1957704), (10664, 1912176), (10836, 1881824), (11382, 1791552), (11653, 1749888), (11904, 1712991), (11997, 1699712), (12152, 1678032), (12384, 1646596), (12642, 1612992), (13008, 1567608), (13279, 1535616), (13671, 1491584), (13888, 1468278), (14112, 1444972), (14448, 1411368), (15176, 1343664), (15624, 1305136), (15996, 1274784), (16512, 1234947), (16802, 1213632), (16856, 1209744), (17073, 1194368), (17344, 1175706), (17856, 1141994), (18228, 1118688), (18662, 1092672), (18816, 1083729), (18963, 1075328), (19264, 1058526), (19512, 1045072), (20832, 978852), (21328, 956088), (21672, 940912), (22764, 895776), (23306, 874944), (23994, 849856), (24304, 839016), (24768, 823298), (25203, 809088), (25284, 806496), (26016, 783804), (26558, 767808), (27342, 745792), (27776, 734139), (27993, 728448), (28224, 722486), (28896, 705684), (30352, 671832), (31248, 652568), (31992, 637392), (33604, 606816), (33712, 604872), (34146, 597184), (34688, 587853), (34959, 583296), (35712, 570997), (36456, 559344), (37324, 546336), (37926, 537664), (38528, 529263), (39024, 522536), (39837, 511872), (41664, 489426), (42656, 478044), (43344, 470456), (45528, 447888), (46612, 437472), (47988, 424928), (48608, 419508), (49536, 411649), (50406, 404544), (50568, 403248), (52032, 391902), (53116, 383904), (54684, 372896), (55986, 364224), (56448, 361243), (57792, 352842), (58807, 346752), (60704, 335916), (62496, 326284), (63984, 318696), (65317, 312192), (67208, 303408), (67424, 302436), (68292, 298592), (69918, 291648), (72912, 279672), (74648, 273168), (75609, 269696), (75852, 268832), (78048, 261268), (79674, 255936), (81571, 249984), (83328, 244713), (83979, 242816), (85312, 239022), (86688, 235228), (91056, 223944), (93224, 218736), (95976, 212464), (97216, 209754), (100812, 202272), (101136, 201624), (104064, 195951), (104877, 194432), (106232, 191952), (109368, 186448), (111972, 182112), (115584, 176421), (117614, 173376), (119511, 170624), (121408, 167958), (124992, 163142), (127968, 159348), (130634, 156096), (134416, 151704), (134848, 151218), (136584, 149296), (139836, 145824)]