210707280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:554

約数の個数: 240

約数和(自身を含む): 818947584

約数和(自身を除く): 608240304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 97, 105, 112, 120, 126, 140, 144, 168, 180, 194, 210, 240, 252, 280, 291, 315, 336, 360, 388, 420, 431, 485, 504, 560, 582, 630, 679, 720, 776, 840, 862, 873, 970, 1008, 1164, 1260, 1293, 1358, 1455, 1552, 1680, 1724, 1746, 1940, 2037, 2155, 2328, 2520, 2586, 2716, 2910, 3017, 3395, 3448, 3492, 3879, 3880, 4074, 4310, 4365, 4656, 5040, 5172, 5432, 5820, 6034, 6111, 6465, 6790, 6896, 6984, 7758, 7760, 8148, 8620, 8730, 9051, 10185, 10344, 10864, 11640, 12068, 12222, 12930, 13580, 13968, 15085, 15516, 16296, 17240, 17460, 18102, 19395, 20370, 20688, 23280, 24136, 24444, 25860, 27153, 27160, 30170, 30555, 31032, 32592, 34480, 34920, 36204, 38790, 40740, 41807, 45255, 48272, 48888, 51720, 54306, 54320, 60340, 61110, 62064, 69840, 72408, 77580, 81480, 83614, 90510, 97776, 103440, 108612, 120680, 122220, 125421, 135765, 144816, 155160, 162960, 167228, 181020, 209035, 217224, 241360, 244440, 250842, 271530, 292649, 310320, 334456, 362040, 376263, 418070, 434448, 488880, 501684, 543060, 585298, 627105, 668912, 724080, 752526, 836140, 877947, 1003368, 1086120, 1170596, 1254210, 1463245, 1505052, 1672280, 1755894, 1881315, 2006736, 2172240, 2341192, 2508420, 2633841, 2926490, 3010104, 3344560, 3511788, 3762630, 4389735, 4682384, 5016840, 5267682, 5852980, 6020208, 7023576, 7525260, 8779470, 10033680, 10535364, 11705960, 13169205, 14047152, 15050520, 17558940, 21070728, 23411920, 26338410, 30101040, 35117880, 42141456, 52676820, 70235760, 105353640, 210707280]

約数ペア:

[(1, 210707280), (2, 105353640), (3, 70235760), (4, 52676820), (5, 42141456), (6, 35117880), (7, 30101040), (8, 26338410), (9, 23411920), (10, 21070728), (12, 17558940), (14, 15050520), (15, 14047152), (16, 13169205), (18, 11705960), (20, 10535364), (21, 10033680), (24, 8779470), (28, 7525260), (30, 7023576), (35, 6020208), (36, 5852980), (40, 5267682), (42, 5016840), (45, 4682384), (48, 4389735), (56, 3762630), (60, 3511788), (63, 3344560), (70, 3010104), (72, 2926490), (80, 2633841), (84, 2508420), (90, 2341192), (97, 2172240), (105, 2006736), (112, 1881315), (120, 1755894), (126, 1672280), (140, 1505052), (144, 1463245), (168, 1254210), (180, 1170596), (194, 1086120), (210, 1003368), (240, 877947), (252, 836140), (280, 752526), (291, 724080), (315, 668912), (336, 627105), (360, 585298), (388, 543060), (420, 501684), (431, 488880), (485, 434448), (504, 418070), (560, 376263), (582, 362040), (630, 334456), (679, 310320), (720, 292649), (776, 271530), (840, 250842), (862, 244440), (873, 241360), (970, 217224), (1008, 209035), (1164, 181020), (1260, 167228), (1293, 162960), (1358, 155160), (1455, 144816), (1552, 135765), (1680, 125421), (1724, 122220), (1746, 120680), (1940, 108612), (2037, 103440), (2155, 97776), (2328, 90510), (2520, 83614), (2586, 81480), (2716, 77580), (2910, 72408), (3017, 69840), (3395, 62064), (3448, 61110), (3492, 60340), (3879, 54320), (3880, 54306), (4074, 51720), (4310, 48888), (4365, 48272), (4656, 45255), (5040, 41807), (5172, 40740), (5432, 38790), (5820, 36204), (6034, 34920), (6111, 34480), (6465, 32592), (6790, 31032), (6896, 30555), (6984, 30170), (7758, 27160), (7760, 27153), (8148, 25860), (8620, 24444), (8730, 24136), (9051, 23280), (10185, 20688), (10344, 20370), (10864, 19395), (11640, 18102), (12068, 17460), (12222, 17240), (12930, 16296), (13580, 15516), (13968, 15085)]