20851648440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{10313}}^1$

素因数の和:10446

約数の個数: 256

約数和(自身を含む): 74854886400

約数和(自身を除く): 54003237960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 83, 84, 87, 105, 116, 120, 140, 145, 166, 168, 174, 203, 210, 232, 249, 280, 290, 332, 348, 406, 415, 420, 435, 498, 580, 581, 609, 664, 696, 812, 830, 840, 870, 996, 1015, 1160, 1162, 1218, 1245, 1624, 1660, 1740, 1743, 1992, 2030, 2324, 2407, 2436, 2490, 2905, 3045, 3320, 3480, 3486, 4060, 4648, 4814, 4872, 4980, 5810, 6090, 6972, 7221, 8120, 8715, 9628, 9960, 10313, 11620, 12035, 12180, 13944, 14442, 16849, 17430, 19256, 20626, 23240, 24070, 24360, 28884, 30939, 33698, 34860, 36105, 41252, 48140, 50547, 51565, 57768, 61878, 67396, 69720, 72191, 72210, 82504, 84245, 96280, 101094, 103130, 123756, 134792, 144382, 144420, 154695, 168490, 202188, 206260, 216573, 247512, 252735, 288764, 288840, 299077, 309390, 336980, 360955, 404376, 412520, 433146, 505470, 577528, 598154, 618780, 673960, 721910, 855979, 866292, 897231, 1010940, 1082865, 1196308, 1237560, 1443820, 1495385, 1711958, 1732584, 1794462, 2021880, 2093539, 2165730, 2392616, 2567937, 2887640, 2990770, 3423916, 3588924, 4187078, 4279895, 4331460, 4486155, 5135874, 5981540, 5991853, 6280617, 6847832, 7177848, 8374156, 8559790, 8662920, 8972310, 10271748, 10467695, 11963080, 11983706, 12561234, 12839685, 16748312, 17119580, 17944620, 17975559, 20543496, 20935390, 23967412, 24823391, 25122468, 25679370, 29959265, 31403085, 34239160, 35889240, 35951118, 41870780, 47934824, 49646782, 50244936, 51358740, 59918530, 62806170, 71902236, 74470173, 83741560, 89877795, 99293564, 102717480, 119837060, 124116955, 125612340, 143804472, 148940346, 173763737, 179755590, 198587128, 239674120, 248233910, 251224680, 297880692, 347527474, 359511180, 372350865, 496467820, 521291211, 595761384, 695054948, 719022360, 744701730, 868818685, 992935640, 1042582422, 1390109896, 1489403460, 1737637370, 2085164844, 2606456055, 2978806920, 3475274740, 4170329688, 5212912110, 6950549480, 10425824220, 20851648440]

約数ペア:

[(1, 20851648440), (2, 10425824220), (3, 6950549480), (4, 5212912110), (5, 4170329688), (6, 3475274740), (7, 2978806920), (8, 2606456055), (10, 2085164844), (12, 1737637370), (14, 1489403460), (15, 1390109896), (20, 1042582422), (21, 992935640), (24, 868818685), (28, 744701730), (29, 719022360), (30, 695054948), (35, 595761384), (40, 521291211), (42, 496467820), (56, 372350865), (58, 359511180), (60, 347527474), (70, 297880692), (83, 251224680), (84, 248233910), (87, 239674120), (105, 198587128), (116, 179755590), (120, 173763737), (140, 148940346), (145, 143804472), (166, 125612340), (168, 124116955), (174, 119837060), (203, 102717480), (210, 99293564), (232, 89877795), (249, 83741560), (280, 74470173), (290, 71902236), (332, 62806170), (348, 59918530), (406, 51358740), (415, 50244936), (420, 49646782), (435, 47934824), (498, 41870780), (580, 35951118), (581, 35889240), (609, 34239160), (664, 31403085), (696, 29959265), (812, 25679370), (830, 25122468), (840, 24823391), (870, 23967412), (996, 20935390), (1015, 20543496), (1160, 17975559), (1162, 17944620), (1218, 17119580), (1245, 16748312), (1624, 12839685), (1660, 12561234), (1740, 11983706), (1743, 11963080), (1992, 10467695), (2030, 10271748), (2324, 8972310), (2407, 8662920), (2436, 8559790), (2490, 8374156), (2905, 7177848), (3045, 6847832), (3320, 6280617), (3480, 5991853), (3486, 5981540), (4060, 5135874), (4648, 4486155), (4814, 4331460), (4872, 4279895), (4980, 4187078), (5810, 3588924), (6090, 3423916), (6972, 2990770), (7221, 2887640), (8120, 2567937), (8715, 2392616), (9628, 2165730), (9960, 2093539), (10313, 2021880), (11620, 1794462), (12035, 1732584), (12180, 1711958), (13944, 1495385), (14442, 1443820), (16849, 1237560), (17430, 1196308), (19256, 1082865), (20626, 1010940), (23240, 897231), (24070, 866292), (24360, 855979), (28884, 721910), (30939, 673960), (33698, 618780), (34860, 598154), (36105, 577528), (41252, 505470), (48140, 433146), (50547, 412520), (51565, 404376), (57768, 360955), (61878, 336980), (67396, 309390), (69720, 299077), (72191, 288840), (72210, 288764), (82504, 252735), (84245, 247512), (96280, 216573), (101094, 206260), (103130, 202188), (123756, 168490), (134792, 154695), (144382, 144420)]