217004144

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 515935728

約数和(自身を除く): 298931584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 43, 49, 56, 82, 86, 98, 112, 157, 164, 172, 196, 287, 301, 314, 328, 344, 392, 574, 602, 628, 656, 688, 784, 1099, 1148, 1204, 1256, 1763, 2009, 2107, 2198, 2296, 2408, 2512, 3526, 4018, 4214, 4396, 4592, 4816, 6437, 6751, 7052, 7693, 8036, 8428, 8792, 12341, 12874, 13502, 14104, 15386, 16072, 16856, 17584, 24682, 25748, 27004, 28208, 30772, 32144, 33712, 45059, 47257, 49364, 51496, 54008, 61544, 86387, 90118, 94514, 98728, 102992, 108016, 123088, 172774, 180236, 189028, 197456, 276791, 315413, 330799, 345548, 360472, 378056, 553582, 630826, 661598, 691096, 720944, 756112, 1107164, 1261652, 1323196, 1382192, 1937537, 2214328, 2523304, 2646392, 3875074, 4428656, 5046608, 5292784, 7750148, 13562759, 15500296, 27125518, 31000592, 54251036, 108502072, 217004144]

約数ペア:

[(1, 217004144), (2, 108502072), (4, 54251036), (7, 31000592), (8, 27125518), (14, 15500296), (16, 13562759), (28, 7750148), (41, 5292784), (43, 5046608), (49, 4428656), (56, 3875074), (82, 2646392), (86, 2523304), (98, 2214328), (112, 1937537), (157, 1382192), (164, 1323196), (172, 1261652), (196, 1107164), (287, 756112), (301, 720944), (314, 691096), (328, 661598), (344, 630826), (392, 553582), (574, 378056), (602, 360472), (628, 345548), (656, 330799), (688, 315413), (784, 276791), (1099, 197456), (1148, 189028), (1204, 180236), (1256, 172774), (1763, 123088), (2009, 108016), (2107, 102992), (2198, 98728), (2296, 94514), (2408, 90118), (2512, 86387), (3526, 61544), (4018, 54008), (4214, 51496), (4396, 49364), (4592, 47257), (4816, 45059), (6437, 33712), (6751, 32144), (7052, 30772), (7693, 28208), (8036, 27004), (8428, 25748), (8792, 24682), (12341, 17584), (12874, 16856), (13502, 16072), (14104, 15386)]