1821392280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1213}}^1$

素因数の和:1370

約数の個数: 192

約数和(自身を含む): 6124678560

約数和(自身を除く): 4303286280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 97, 120, 129, 172, 180, 194, 215, 258, 291, 344, 360, 387, 388, 430, 485, 516, 582, 645, 774, 776, 860, 873, 970, 1032, 1164, 1213, 1290, 1455, 1548, 1720, 1746, 1935, 1940, 2328, 2426, 2580, 2910, 3096, 3492, 3639, 3870, 3880, 4171, 4365, 4852, 5160, 5820, 6065, 6984, 7278, 7740, 8342, 8730, 9704, 10917, 11640, 12130, 12513, 14556, 15480, 16684, 17460, 18195, 20855, 21834, 24260, 25026, 29112, 33368, 34920, 36390, 37539, 41710, 43668, 48520, 50052, 52159, 54585, 62565, 72780, 75078, 83420, 87336, 100104, 104318, 109170, 117661, 125130, 145560, 150156, 156477, 166840, 187695, 208636, 218340, 235322, 250260, 260795, 300312, 312954, 352983, 375390, 417272, 436680, 469431, 470644, 500520, 521590, 588305, 625908, 705966, 750780, 782385, 938862, 941288, 1043180, 1058949, 1176610, 1251816, 1411932, 1501560, 1564770, 1764915, 1877724, 2086360, 2117898, 2347155, 2353220, 2823864, 3129540, 3529830, 3755448, 4235796, 4694310, 4706440, 5059423, 5294745, 6259080, 7059660, 8471592, 9388620, 10118846, 10589490, 14119320, 15178269, 18777240, 20237692, 21178980, 25297115, 30356538, 40475384, 42357960, 45534807, 50594230, 60713076, 75891345, 91069614, 101188460, 121426152, 151782690, 182139228, 202376920, 227674035, 303565380, 364278456, 455348070, 607130760, 910696140, 1821392280]

約数ペア:

[(1, 1821392280), (2, 910696140), (3, 607130760), (4, 455348070), (5, 364278456), (6, 303565380), (8, 227674035), (9, 202376920), (10, 182139228), (12, 151782690), (15, 121426152), (18, 101188460), (20, 91069614), (24, 75891345), (30, 60713076), (36, 50594230), (40, 45534807), (43, 42357960), (45, 40475384), (60, 30356538), (72, 25297115), (86, 21178980), (90, 20237692), (97, 18777240), (120, 15178269), (129, 14119320), (172, 10589490), (180, 10118846), (194, 9388620), (215, 8471592), (258, 7059660), (291, 6259080), (344, 5294745), (360, 5059423), (387, 4706440), (388, 4694310), (430, 4235796), (485, 3755448), (516, 3529830), (582, 3129540), (645, 2823864), (774, 2353220), (776, 2347155), (860, 2117898), (873, 2086360), (970, 1877724), (1032, 1764915), (1164, 1564770), (1213, 1501560), (1290, 1411932), (1455, 1251816), (1548, 1176610), (1720, 1058949), (1746, 1043180), (1935, 941288), (1940, 938862), (2328, 782385), (2426, 750780), (2580, 705966), (2910, 625908), (3096, 588305), (3492, 521590), (3639, 500520), (3870, 470644), (3880, 469431), (4171, 436680), (4365, 417272), (4852, 375390), (5160, 352983), (5820, 312954), (6065, 300312), (6984, 260795), (7278, 250260), (7740, 235322), (8342, 218340), (8730, 208636), (9704, 187695), (10917, 166840), (11640, 156477), (12130, 150156), (12513, 145560), (14556, 125130), (15480, 117661), (16684, 109170), (17460, 104318), (18195, 100104), (20855, 87336), (21834, 83420), (24260, 75078), (25026, 72780), (29112, 62565), (33368, 54585), (34920, 52159), (36390, 50052), (37539, 48520), (41710, 43668)]