161819952

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:775

約数の個数: 120

約数和(自身を含む): 491593536

約数和(自身を除く): 329773584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 107, 112, 147, 168, 196, 214, 294, 321, 336, 392, 428, 588, 642, 643, 749, 784, 856, 1176, 1284, 1286, 1498, 1712, 1929, 2247, 2352, 2568, 2572, 2996, 3858, 4494, 4501, 5136, 5144, 5243, 5992, 7716, 8988, 9002, 10288, 10486, 11984, 13503, 15432, 15729, 17976, 18004, 20972, 27006, 30864, 31458, 31507, 35952, 36008, 41944, 54012, 62916, 63014, 68801, 72016, 83888, 94521, 108024, 125832, 126028, 137602, 189042, 206403, 216048, 251664, 252056, 275204, 378084, 412806, 481607, 504112, 550408, 756168, 825612, 963214, 1100816, 1444821, 1512336, 1651224, 1926428, 2889642, 3302448, 3371249, 3852856, 5779284, 6742498, 7705712, 10113747, 11558568, 13484996, 20227494, 23117136, 26969992, 40454988, 53939984, 80909976, 161819952]

約数ペア:

[(1, 161819952), (2, 80909976), (3, 53939984), (4, 40454988), (6, 26969992), (7, 23117136), (8, 20227494), (12, 13484996), (14, 11558568), (16, 10113747), (21, 7705712), (24, 6742498), (28, 5779284), (42, 3852856), (48, 3371249), (49, 3302448), (56, 2889642), (84, 1926428), (98, 1651224), (107, 1512336), (112, 1444821), (147, 1100816), (168, 963214), (196, 825612), (214, 756168), (294, 550408), (321, 504112), (336, 481607), (392, 412806), (428, 378084), (588, 275204), (642, 252056), (643, 251664), (749, 216048), (784, 206403), (856, 189042), (1176, 137602), (1284, 126028), (1286, 125832), (1498, 108024), (1712, 94521), (1929, 83888), (2247, 72016), (2352, 68801), (2568, 63014), (2572, 62916), (2996, 54012), (3858, 41944), (4494, 36008), (4501, 35952), (5136, 31507), (5144, 31458), (5243, 30864), (5992, 27006), (7716, 20972), (8988, 18004), (9002, 17976), (10288, 15729), (10486, 15432), (11984, 13503)]