201559960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2801}}^1$

素因数の和:3076

約数の個数: 64

約数和(自身を含む): 520499520

約数和(自身を除く): 318939560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 514, 1028, 1285, 1799, 2056, 2570, 2801, 3598, 5140, 5602, 7196, 8995, 10280, 11204, 14005, 14392, 17990, 19607, 22408, 28010, 35980, 39214, 56020, 71960, 78428, 98035, 112040, 156856, 196070, 392140, 719857, 784280, 1439714, 2879428, 3599285, 5038999, 5758856, 7198570, 10077998, 14397140, 20155996, 25194995, 28794280, 40311992, 50389990, 100779980, 201559960]

約数ペア:

[(1, 201559960), (2, 100779980), (4, 50389990), (5, 40311992), (7, 28794280), (8, 25194995), (10, 20155996), (14, 14397140), (20, 10077998), (28, 7198570), (35, 5758856), (40, 5038999), (56, 3599285), (70, 2879428), (140, 1439714), (257, 784280), (280, 719857), (514, 392140), (1028, 196070), (1285, 156856), (1799, 112040), (2056, 98035), (2570, 78428), (2801, 71960), (3598, 56020), (5140, 39214), (5602, 35980), (7196, 28010), (8995, 22408), (10280, 19607), (11204, 17990), (14005, 14392)]