139720756

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2261

約数の個数: 72

約数和(自身を含む): 317157120

約数和(自身を除く): 177436364

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 646, 833, 931, 1292, 1666, 1862, 2207, 2261, 3332, 3724, 4414, 4522, 8828, 9044, 15449, 15827, 30898, 31654, 37519, 41933, 61796, 63308, 75038, 83866, 108143, 150076, 167732, 216286, 262633, 293531, 432572, 525266, 587062, 712861, 1050532, 1174124, 1425722, 1838431, 2054717, 2851444, 3676862, 4109434, 4990027, 7353724, 8218868, 9980054, 19960108, 34930189, 69860378, 139720756]

約数ペア:

[(1, 139720756), (2, 69860378), (4, 34930189), (7, 19960108), (14, 9980054), (17, 8218868), (19, 7353724), (28, 4990027), (34, 4109434), (38, 3676862), (49, 2851444), (68, 2054717), (76, 1838431), (98, 1425722), (119, 1174124), (133, 1050532), (196, 712861), (238, 587062), (266, 525266), (323, 432572), (476, 293531), (532, 262633), (646, 216286), (833, 167732), (931, 150076), (1292, 108143), (1666, 83866), (1862, 75038), (2207, 63308), (2261, 61796), (3332, 41933), (3724, 37519), (4414, 31654), (4522, 30898), (8828, 15827), (9044, 15449)]