20756612800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{509}}^1$

素因数の和:880

約数の個数: 336

約数和(自身を含む): 63994832640

約数和(自身を除く): 43238219840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 77, 80, 88, 100, 110, 112, 140, 154, 160, 175, 176, 200, 220, 224, 275, 280, 308, 320, 331, 350, 352, 385, 400, 440, 448, 509, 550, 560, 616, 662, 700, 704, 770, 800, 880, 1018, 1100, 1120, 1232, 1324, 1400, 1540, 1600, 1655, 1760, 1925, 2036, 2200, 2240, 2317, 2464, 2545, 2648, 2800, 3080, 3310, 3520, 3563, 3641, 3850, 4072, 4400, 4634, 4928, 5090, 5296, 5599, 5600, 6160, 6620, 7126, 7282, 7700, 8144, 8275, 8800, 9268, 10180, 10592, 11198, 11200, 11585, 12320, 12725, 13240, 14252, 14564, 15400, 16288, 16550, 17600, 17815, 18205, 18536, 20360, 21184, 22396, 23170, 24640, 25450, 25487, 26480, 27995, 28504, 29128, 30800, 32576, 33100, 35630, 36410, 37072, 39193, 40720, 44792, 46340, 50900, 50974, 52960, 55990, 57008, 57925, 58256, 61600, 66200, 71260, 72820, 74144, 78386, 81440, 89075, 89584, 91025, 92680, 101800, 101948, 105920, 111980, 114016, 115850, 116512, 123200, 127435, 132400, 139975, 142520, 145640, 148288, 156772, 162880, 168479, 178150, 179168, 182050, 185360, 195965, 203600, 203896, 223960, 228032, 231700, 233024, 254870, 264800, 279950, 285040, 291280, 313544, 336958, 356300, 358336, 364100, 370720, 391930, 407200, 407792, 447920, 463400, 509740, 529600, 559900, 570080, 582560, 627088, 637175, 673916, 712600, 728200, 741440, 783860, 814400, 815584, 842395, 895840, 926800, 979825, 1019480, 1119800, 1140160, 1165120, 1179353, 1254176, 1274350, 1347832, 1425200, 1456400, 1567720, 1631168, 1684790, 1791680, 1853269, 1853600, 1959650, 2038960, 2239600, 2358706, 2508352, 2548700, 2695664, 2850400, 2912800, 3135440, 3369580, 3706538, 3707200, 3919300, 4077920, 4211975, 4479200, 4717412, 5097400, 5391328, 5700800, 5825600, 5896765, 6270880, 6739160, 7413076, 7838600, 8155840, 8423950, 8958400, 9266345, 9434824, 10194800, 10782656, 11793530, 12541760, 12972883, 13478320, 14826152, 15677200, 16847900, 18532690, 18869648, 20389600, 23587060, 25945766, 26956640, 29483825, 29652304, 31354400, 33695800, 37065380, 37739296, 40779200, 46331725, 47174120, 51891532, 53913280, 58967650, 59304608, 62708800, 64864415, 67391600, 74130760, 75478592, 92663450, 94348240, 103783064, 117935300, 118609216, 129728830, 134783200, 148261520, 185326900, 188696480, 207566128, 235870600, 259457660, 269566400, 296523040, 324322075, 370653800, 377392960, 415132256, 471741200, 518915320, 593046080, 648644150, 741307600, 830264512, 943482400, 1037830640, 1297288300, 1482615200, 1886964800, 2075661280, 2594576600, 2965230400, 4151322560, 5189153200, 10378306400, 20756612800]

約数ペア:

[(1, 20756612800), (2, 10378306400), (4, 5189153200), (5, 4151322560), (7, 2965230400), (8, 2594576600), (10, 2075661280), (11, 1886964800), (14, 1482615200), (16, 1297288300), (20, 1037830640), (22, 943482400), (25, 830264512), (28, 741307600), (32, 648644150), (35, 593046080), (40, 518915320), (44, 471741200), (50, 415132256), (55, 377392960), (56, 370653800), (64, 324322075), (70, 296523040), (77, 269566400), (80, 259457660), (88, 235870600), (100, 207566128), (110, 188696480), (112, 185326900), (140, 148261520), (154, 134783200), (160, 129728830), (175, 118609216), (176, 117935300), (200, 103783064), (220, 94348240), (224, 92663450), (275, 75478592), (280, 74130760), (308, 67391600), (320, 64864415), (331, 62708800), (350, 59304608), (352, 58967650), (385, 53913280), (400, 51891532), (440, 47174120), (448, 46331725), (509, 40779200), (550, 37739296), (560, 37065380), (616, 33695800), (662, 31354400), (700, 29652304), (704, 29483825), (770, 26956640), (800, 25945766), (880, 23587060), (1018, 20389600), (1100, 18869648), (1120, 18532690), (1232, 16847900), (1324, 15677200), (1400, 14826152), (1540, 13478320), (1600, 12972883), (1655, 12541760), (1760, 11793530), (1925, 10782656), (2036, 10194800), (2200, 9434824), (2240, 9266345), (2317, 8958400), (2464, 8423950), (2545, 8155840), (2648, 7838600), (2800, 7413076), (3080, 6739160), (3310, 6270880), (3520, 5896765), (3563, 5825600), (3641, 5700800), (3850, 5391328), (4072, 5097400), (4400, 4717412), (4634, 4479200), (4928, 4211975), (5090, 4077920), (5296, 3919300), (5599, 3707200), (5600, 3706538), (6160, 3369580), (6620, 3135440), (7126, 2912800), (7282, 2850400), (7700, 2695664), (8144, 2548700), (8275, 2508352), (8800, 2358706), (9268, 2239600), (10180, 2038960), (10592, 1959650), (11198, 1853600), (11200, 1853269), (11585, 1791680), (12320, 1684790), (12725, 1631168), (13240, 1567720), (14252, 1456400), (14564, 1425200), (15400, 1347832), (16288, 1274350), (16550, 1254176), (17600, 1179353), (17815, 1165120), (18205, 1140160), (18536, 1119800), (20360, 1019480), (21184, 979825), (22396, 926800), (23170, 895840), (24640, 842395), (25450, 815584), (25487, 814400), (26480, 783860), (27995, 741440), (28504, 728200), (29128, 712600), (30800, 673916), (32576, 637175), (33100, 627088), (35630, 582560), (36410, 570080), (37072, 559900), (39193, 529600), (40720, 509740), (44792, 463400), (46340, 447920), (50900, 407792), (50974, 407200), (52960, 391930), (55990, 370720), (57008, 364100), (57925, 358336), (58256, 356300), (61600, 336958), (66200, 313544), (71260, 291280), (72820, 285040), (74144, 279950), (78386, 264800), (81440, 254870), (89075, 233024), (89584, 231700), (91025, 228032), (92680, 223960), (101800, 203896), (101948, 203600), (105920, 195965), (111980, 185360), (114016, 182050), (115850, 179168), (116512, 178150), (123200, 168479), (127435, 162880), (132400, 156772), (139975, 148288), (142520, 145640)]