286945904

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 689384448

約数和(自身を除く): 402438544

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 47, 56, 76, 94, 112, 133, 151, 152, 188, 266, 302, 304, 329, 361, 376, 532, 604, 658, 722, 752, 893, 1057, 1064, 1208, 1316, 1444, 1786, 2114, 2128, 2416, 2527, 2632, 2869, 2888, 3572, 4228, 5054, 5264, 5738, 5776, 6251, 7097, 7144, 8456, 10108, 11476, 12502, 14194, 14288, 16912, 16967, 20083, 20216, 22952, 25004, 28388, 33934, 40166, 40432, 45904, 49679, 50008, 54511, 56776, 67868, 80332, 99358, 100016, 109022, 113552, 118769, 134843, 135736, 160664, 198716, 218044, 237538, 269686, 271472, 321328, 381577, 397432, 436088, 475076, 539372, 763154, 794864, 872176, 943901, 950152, 1078744, 1526308, 1887802, 1900304, 2157488, 2562017, 3052616, 3775604, 5124034, 6105232, 7551208, 10248068, 15102416, 17934119, 20496136, 35868238, 40992272, 71736476, 143472952, 286945904]

約数ペア:

[(1, 286945904), (2, 143472952), (4, 71736476), (7, 40992272), (8, 35868238), (14, 20496136), (16, 17934119), (19, 15102416), (28, 10248068), (38, 7551208), (47, 6105232), (56, 5124034), (76, 3775604), (94, 3052616), (112, 2562017), (133, 2157488), (151, 1900304), (152, 1887802), (188, 1526308), (266, 1078744), (302, 950152), (304, 943901), (329, 872176), (361, 794864), (376, 763154), (532, 539372), (604, 475076), (658, 436088), (722, 397432), (752, 381577), (893, 321328), (1057, 271472), (1064, 269686), (1208, 237538), (1316, 218044), (1444, 198716), (1786, 160664), (2114, 135736), (2128, 134843), (2416, 118769), (2527, 113552), (2632, 109022), (2869, 100016), (2888, 99358), (3572, 80332), (4228, 67868), (5054, 56776), (5264, 54511), (5738, 50008), (5776, 49679), (6251, 45904), (7097, 40432), (7144, 40166), (8456, 33934), (10108, 28388), (11476, 25004), (12502, 22952), (14194, 20216), (14288, 20083), (16912, 16967)]