20555441640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1\times {\mathrm{967}}^1$

素因数の和:1552

約数の個数: 192

約数和(自身を含む): 67518696960

約数和(自身を除く): 46963255320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 137, 180, 274, 360, 411, 431, 548, 685, 822, 862, 967, 1096, 1233, 1293, 1370, 1644, 1724, 1934, 2055, 2155, 2466, 2586, 2740, 2901, 3288, 3448, 3868, 3879, 4110, 4310, 4835, 4932, 5172, 5480, 5802, 6165, 6465, 7736, 7758, 8220, 8620, 8703, 9670, 9864, 10344, 11604, 12330, 12930, 14505, 15516, 16440, 17240, 17406, 19340, 19395, 23208, 24660, 25860, 29010, 31032, 34812, 38680, 38790, 43515, 49320, 51720, 58020, 59047, 69624, 77580, 87030, 116040, 118094, 132479, 155160, 174060, 177141, 236188, 264958, 295235, 348120, 354282, 397437, 416777, 472376, 529916, 531423, 590470, 662395, 708564, 794874, 833554, 885705, 1059832, 1062846, 1180940, 1192311, 1250331, 1324790, 1417128, 1589748, 1667108, 1771410, 1987185, 2083885, 2125692, 2361880, 2384622, 2500662, 2649580, 2657115, 3179496, 3334216, 3542820, 3750993, 3974370, 4167770, 4251384, 4769244, 5001324, 5299160, 5314230, 5961555, 6251655, 7085640, 7501986, 7948740, 8335540, 9538488, 10002648, 10628460, 11923110, 12503310, 15003972, 15897480, 16671080, 18754965, 21256920, 23846220, 25006620, 30007944, 37509930, 47692440, 50013240, 57098449, 75019860, 114196898, 150039720, 171295347, 228393796, 285492245, 342590694, 456787592, 513886041, 570984490, 685181388, 856476735, 1027772082, 1141968980, 1370362776, 1712953470, 2055544164, 2283937960, 2569430205, 3425906940, 4111088328, 5138860410, 6851813880, 10277720820, 20555441640]

約数ペア:

[(1, 20555441640), (2, 10277720820), (3, 6851813880), (4, 5138860410), (5, 4111088328), (6, 3425906940), (8, 2569430205), (9, 2283937960), (10, 2055544164), (12, 1712953470), (15, 1370362776), (18, 1141968980), (20, 1027772082), (24, 856476735), (30, 685181388), (36, 570984490), (40, 513886041), (45, 456787592), (60, 342590694), (72, 285492245), (90, 228393796), (120, 171295347), (137, 150039720), (180, 114196898), (274, 75019860), (360, 57098449), (411, 50013240), (431, 47692440), (548, 37509930), (685, 30007944), (822, 25006620), (862, 23846220), (967, 21256920), (1096, 18754965), (1233, 16671080), (1293, 15897480), (1370, 15003972), (1644, 12503310), (1724, 11923110), (1934, 10628460), (2055, 10002648), (2155, 9538488), (2466, 8335540), (2586, 7948740), (2740, 7501986), (2901, 7085640), (3288, 6251655), (3448, 5961555), (3868, 5314230), (3879, 5299160), (4110, 5001324), (4310, 4769244), (4835, 4251384), (4932, 4167770), (5172, 3974370), (5480, 3750993), (5802, 3542820), (6165, 3334216), (6465, 3179496), (7736, 2657115), (7758, 2649580), (8220, 2500662), (8620, 2384622), (8703, 2361880), (9670, 2125692), (9864, 2083885), (10344, 1987185), (11604, 1771410), (12330, 1667108), (12930, 1589748), (14505, 1417128), (15516, 1324790), (16440, 1250331), (17240, 1192311), (17406, 1180940), (19340, 1062846), (19395, 1059832), (23208, 885705), (24660, 833554), (25860, 794874), (29010, 708564), (31032, 662395), (34812, 590470), (38680, 531423), (38790, 529916), (43515, 472376), (49320, 416777), (51720, 397437), (58020, 354282), (59047, 348120), (69624, 295235), (77580, 264958), (87030, 236188), (116040, 177141), (118094, 174060), (132479, 155160)]