140471520

素因数分解:

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

素因数の和:553

約数の個数: 192

約数和(自身を含む): 512096256

約数和(自身を除く): 371624736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 97, 105, 112, 120, 140, 160, 168, 194, 210, 224, 240, 280, 291, 336, 388, 420, 431, 480, 485, 560, 582, 672, 679, 776, 840, 862, 970, 1120, 1164, 1293, 1358, 1455, 1552, 1680, 1724, 1940, 2037, 2155, 2328, 2586, 2716, 2910, 3017, 3104, 3360, 3395, 3448, 3880, 4074, 4310, 4656, 5172, 5432, 5820, 6034, 6465, 6790, 6896, 7760, 8148, 8620, 9051, 9312, 10185, 10344, 10864, 11640, 12068, 12930, 13580, 13792, 15085, 15520, 16296, 17240, 18102, 20370, 20688, 21728, 23280, 24136, 25860, 27160, 30170, 32592, 34480, 36204, 40740, 41376, 41807, 45255, 46560, 48272, 51720, 54320, 60340, 65184, 68960, 72408, 81480, 83614, 90510, 96544, 103440, 108640, 120680, 125421, 144816, 162960, 167228, 181020, 206880, 209035, 241360, 250842, 289632, 292649, 325920, 334456, 362040, 418070, 482720, 501684, 585298, 627105, 668912, 724080, 836140, 877947, 1003368, 1170596, 1254210, 1337824, 1448160, 1463245, 1672280, 1755894, 2006736, 2341192, 2508420, 2926490, 3344560, 3511788, 4013472, 4389735, 4682384, 5016840, 5852980, 6689120, 7023576, 8779470, 9364768, 10033680, 11705960, 14047152, 17558940, 20067360, 23411920, 28094304, 35117880, 46823840, 70235760, 140471520]

約数ペア:

[(1, 140471520), (2, 70235760), (3, 46823840), (4, 35117880), (5, 28094304), (6, 23411920), (7, 20067360), (8, 17558940), (10, 14047152), (12, 11705960), (14, 10033680), (15, 9364768), (16, 8779470), (20, 7023576), (21, 6689120), (24, 5852980), (28, 5016840), (30, 4682384), (32, 4389735), (35, 4013472), (40, 3511788), (42, 3344560), (48, 2926490), (56, 2508420), (60, 2341192), (70, 2006736), (80, 1755894), (84, 1672280), (96, 1463245), (97, 1448160), (105, 1337824), (112, 1254210), (120, 1170596), (140, 1003368), (160, 877947), (168, 836140), (194, 724080), (210, 668912), (224, 627105), (240, 585298), (280, 501684), (291, 482720), (336, 418070), (388, 362040), (420, 334456), (431, 325920), (480, 292649), (485, 289632), (560, 250842), (582, 241360), (672, 209035), (679, 206880), (776, 181020), (840, 167228), (862, 162960), (970, 144816), (1120, 125421), (1164, 120680), (1293, 108640), (1358, 103440), (1455, 96544), (1552, 90510), (1680, 83614), (1724, 81480), (1940, 72408), (2037, 68960), (2155, 65184), (2328, 60340), (2586, 54320), (2716, 51720), (2910, 48272), (3017, 46560), (3104, 45255), (3360, 41807), (3395, 41376), (3448, 40740), (3880, 36204), (4074, 34480), (4310, 32592), (4656, 30170), (5172, 27160), (5432, 25860), (5820, 24136), (6034, 23280), (6465, 21728), (6790, 20688), (6896, 20370), (7760, 18102), (8148, 17240), (8620, 16296), (9051, 15520), (9312, 15085), (10185, 13792), (10344, 13580), (10864, 12930), (11640, 12068)]