161505344

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2521}}^1$

素因数の和:2564

約数の個数: 112

約数和(自身を含む): 430475136

約数和(自身を除く): 268969792

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 224, 286, 308, 352, 364, 416, 448, 572, 616, 704, 728, 832, 1001, 1144, 1232, 1456, 2002, 2288, 2464, 2521, 2912, 4004, 4576, 4928, 5042, 5824, 8008, 9152, 10084, 16016, 17647, 20168, 27731, 32032, 32773, 35294, 40336, 55462, 64064, 65546, 70588, 80672, 110924, 131092, 141176, 161344, 194117, 221848, 229411, 262184, 282352, 360503, 388234, 443696, 458822, 524368, 564704, 721006, 776468, 887392, 917644, 1048736, 1129408, 1442012, 1552936, 1774784, 1835288, 2097472, 2523521, 2884024, 3105872, 3670576, 5047042, 5768048, 6211744, 7341152, 10094084, 11536096, 12423488, 14682304, 20188168, 23072192, 40376336, 80752672, 161505344]

約数ペア:

[(1, 161505344), (2, 80752672), (4, 40376336), (7, 23072192), (8, 20188168), (11, 14682304), (13, 12423488), (14, 11536096), (16, 10094084), (22, 7341152), (26, 6211744), (28, 5768048), (32, 5047042), (44, 3670576), (52, 3105872), (56, 2884024), (64, 2523521), (77, 2097472), (88, 1835288), (91, 1774784), (104, 1552936), (112, 1442012), (143, 1129408), (154, 1048736), (176, 917644), (182, 887392), (208, 776468), (224, 721006), (286, 564704), (308, 524368), (352, 458822), (364, 443696), (416, 388234), (448, 360503), (572, 282352), (616, 262184), (704, 229411), (728, 221848), (832, 194117), (1001, 161344), (1144, 141176), (1232, 131092), (1456, 110924), (2002, 80672), (2288, 70588), (2464, 65546), (2521, 64064), (2912, 55462), (4004, 40336), (4576, 35294), (4928, 32773), (5042, 32032), (5824, 27731), (8008, 20168), (9152, 17647), (10084, 16016)]