11987360

素因数分解:

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

素因数の和:179

約数の個数: 144

約数和(自身を含む): 36197280

約数和(自身を除く): 24209920

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, 139, 140, 154, 160, 176, 196, 220, 224, 245, 278, 280, 308, 352, 385, 392, 440, 490, 539, 556, 560, 616, 695, 770, 784, 880, 973, 980, 1078, 1112, 1120, 1232, 1390, 1529, 1540, 1568, 1760, 1946, 1960, 2156, 2224, 2464, 2695, 2780, 3058, 3080, 3892, 3920, 4312, 4448, 4865, 5390, 5560, 6116, 6160, 6811, 7645, 7784, 7840, 8624, 9730, 10703, 10780, 11120, 12232, 12320, 13622, 15290, 15568, 17248, 19460, 21406, 21560, 22240, 24464, 27244, 30580, 31136, 34055, 38920, 42812, 43120, 48928, 53515, 54488, 61160, 68110, 74921, 77840, 85624, 86240, 107030, 108976, 122320, 136220, 149842, 155680, 171248, 214060, 217952, 244640, 272440, 299684, 342496, 374605, 428120, 544880, 599368, 749210, 856240, 1089760, 1198736, 1498420, 1712480, 2397472, 2996840, 5993680, 11987360]

約数ペア:

[(1, 11987360), (2, 5993680), (4, 2996840), (5, 2397472), (7, 1712480), (8, 1498420), (10, 1198736), (11, 1089760), (14, 856240), (16, 749210), (20, 599368), (22, 544880), (28, 428120), (32, 374605), (35, 342496), (40, 299684), (44, 272440), (49, 244640), (55, 217952), (56, 214060), (70, 171248), (77, 155680), (80, 149842), (88, 136220), (98, 122320), (110, 108976), (112, 107030), (139, 86240), (140, 85624), (154, 77840), (160, 74921), (176, 68110), (196, 61160), (220, 54488), (224, 53515), (245, 48928), (278, 43120), (280, 42812), (308, 38920), (352, 34055), (385, 31136), (392, 30580), (440, 27244), (490, 24464), (539, 22240), (556, 21560), (560, 21406), (616, 19460), (695, 17248), (770, 15568), (784, 15290), (880, 13622), (973, 12320), (980, 12232), (1078, 11120), (1112, 10780), (1120, 10703), (1232, 9730), (1390, 8624), (1529, 7840), (1540, 7784), (1568, 7645), (1760, 6811), (1946, 6160), (1960, 6116), (2156, 5560), (2224, 5390), (2464, 4865), (2695, 4448), (2780, 4312), (3058, 3920), (3080, 3892)]