143177120

素因数分解:

$2^5\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1993}}^1$

素因数の和:2457

約数の個数: 48

約数和(自身を含む): 339179400

約数和(自身を除く): 196002280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 449, 898, 1796, 1993, 2245, 3592, 3986, 4490, 7184, 7972, 8980, 9965, 14368, 15944, 17960, 19930, 31888, 35920, 39860, 63776, 71840, 79720, 159440, 318880, 894857, 1789714, 3579428, 4474285, 7158856, 8948570, 14317712, 17897140, 28635424, 35794280, 71588560, 143177120]

約数ペア:

[(1, 143177120), (2, 71588560), (4, 35794280), (5, 28635424), (8, 17897140), (10, 14317712), (16, 8948570), (20, 7158856), (32, 4474285), (40, 3579428), (80, 1789714), (160, 894857), (449, 318880), (898, 159440), (1796, 79720), (1993, 71840), (2245, 63776), (3592, 39860), (3986, 35920), (4490, 31888), (7184, 19930), (7972, 17960), (8980, 15944), (9965, 14368)]