156438128

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2953}}^1$

素因数の和:3022

約数の個数: 80

約数和(自身を含む): 386808576

約数和(自身を除く): 230370448

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 301, 308, 344, 473, 602, 616, 688, 946, 1204, 1232, 1892, 2408, 2953, 3311, 3784, 4816, 5906, 6622, 7568, 11812, 13244, 20671, 23624, 26488, 32483, 41342, 47248, 52976, 64966, 82684, 126979, 129932, 165368, 227381, 253958, 259864, 330736, 454762, 507916, 519728, 888853, 909524, 1015832, 1396769, 1777706, 1819048, 2031664, 2793538, 3555412, 3638096, 5587076, 7110824, 9777383, 11174152, 14221648, 19554766, 22348304, 39109532, 78219064, 156438128]

約数ペア:

[(1, 156438128), (2, 78219064), (4, 39109532), (7, 22348304), (8, 19554766), (11, 14221648), (14, 11174152), (16, 9777383), (22, 7110824), (28, 5587076), (43, 3638096), (44, 3555412), (56, 2793538), (77, 2031664), (86, 1819048), (88, 1777706), (112, 1396769), (154, 1015832), (172, 909524), (176, 888853), (301, 519728), (308, 507916), (344, 454762), (473, 330736), (602, 259864), (616, 253958), (688, 227381), (946, 165368), (1204, 129932), (1232, 126979), (1892, 82684), (2408, 64966), (2953, 52976), (3311, 47248), (3784, 41342), (4816, 32483), (5906, 26488), (6622, 23624), (7568, 20671), (11812, 13244)]