131860960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 216

約数和(自身を含む): 401186520

約数和(自身を除く): 269325560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 121, 139, 140, 154, 160, 176, 196, 220, 224, 242, 245, 278, 280, 308, 352, 385, 392, 440, 484, 490, 539, 556, 560, 605, 616, 695, 770, 784, 847, 880, 968, 973, 980, 1078, 1112, 1120, 1210, 1232, 1390, 1529, 1540, 1568, 1694, 1760, 1936, 1946, 1960, 2156, 2224, 2420, 2464, 2695, 2780, 3058, 3080, 3388, 3872, 3892, 3920, 4235, 4312, 4448, 4840, 4865, 5390, 5560, 5929, 6116, 6160, 6776, 6811, 7645, 7784, 7840, 8470, 8624, 9680, 9730, 10703, 10780, 11120, 11858, 12232, 12320, 13552, 13622, 15290, 15568, 16819, 16940, 17248, 19360, 19460, 21406, 21560, 22240, 23716, 24464, 27104, 27244, 29645, 30580, 31136, 33638, 33880, 34055, 38920, 42812, 43120, 47432, 48928, 53515, 54488, 59290, 61160, 67276, 67760, 68110, 74921, 77840, 84095, 85624, 86240, 94864, 107030, 108976, 117733, 118580, 122320, 134552, 135520, 136220, 149842, 155680, 168190, 171248, 189728, 214060, 217952, 235466, 237160, 244640, 269104, 272440, 299684, 336380, 342496, 374605, 428120, 470932, 474320, 538208, 544880, 588665, 599368, 672760, 749210, 824131, 856240, 941864, 948640, 1089760, 1177330, 1198736, 1345520, 1498420, 1648262, 1712480, 1883728, 2354660, 2397472, 2691040, 2996840, 3296524, 3767456, 4120655, 4709320, 5993680, 6593048, 8241310, 9418640, 11987360, 13186096, 16482620, 18837280, 26372192, 32965240, 65930480, 131860960]

約数ペア:

[(1, 131860960), (2, 65930480), (4, 32965240), (5, 26372192), (7, 18837280), (8, 16482620), (10, 13186096), (11, 11987360), (14, 9418640), (16, 8241310), (20, 6593048), (22, 5993680), (28, 4709320), (32, 4120655), (35, 3767456), (40, 3296524), (44, 2996840), (49, 2691040), (55, 2397472), (56, 2354660), (70, 1883728), (77, 1712480), (80, 1648262), (88, 1498420), (98, 1345520), (110, 1198736), (112, 1177330), (121, 1089760), (139, 948640), (140, 941864), (154, 856240), (160, 824131), (176, 749210), (196, 672760), (220, 599368), (224, 588665), (242, 544880), (245, 538208), (278, 474320), (280, 470932), (308, 428120), (352, 374605), (385, 342496), (392, 336380), (440, 299684), (484, 272440), (490, 269104), (539, 244640), (556, 237160), (560, 235466), (605, 217952), (616, 214060), (695, 189728), (770, 171248), (784, 168190), (847, 155680), (880, 149842), (968, 136220), (973, 135520), (980, 134552), (1078, 122320), (1112, 118580), (1120, 117733), (1210, 108976), (1232, 107030), (1390, 94864), (1529, 86240), (1540, 85624), (1568, 84095), (1694, 77840), (1760, 74921), (1936, 68110), (1946, 67760), (1960, 67276), (2156, 61160), (2224, 59290), (2420, 54488), (2464, 53515), (2695, 48928), (2780, 47432), (3058, 43120), (3080, 42812), (3388, 38920), (3872, 34055), (3892, 33880), (3920, 33638), (4235, 31136), (4312, 30580), (4448, 29645), (4840, 27244), (4865, 27104), (5390, 24464), (5560, 23716), (5929, 22240), (6116, 21560), (6160, 21406), (6776, 19460), (6811, 19360), (7645, 17248), (7784, 16940), (7840, 16819), (8470, 15568), (8624, 15290), (9680, 13622), (9730, 13552), (10703, 12320), (10780, 12232), (11120, 11858)]