189339640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16493}}^1$

素因数の和:16552

約数の個数: 64

約数和(自身を含む): 498778560

約数和(自身を除く): 309438920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 11480, 16493, 32986, 65972, 82465, 115451, 131944, 164930, 230902, 329860, 461804, 577255, 659720, 676213, 923608, 1154510, 1352426, 2309020, 2704852, 3381065, 4618040, 4733491, 5409704, 6762130, 9466982, 13524260, 18933964, 23667455, 27048520, 37867928, 47334910, 94669820, 189339640]

約数ペア:

[(1, 189339640), (2, 94669820), (4, 47334910), (5, 37867928), (7, 27048520), (8, 23667455), (10, 18933964), (14, 13524260), (20, 9466982), (28, 6762130), (35, 5409704), (40, 4733491), (41, 4618040), (56, 3381065), (70, 2704852), (82, 2309020), (140, 1352426), (164, 1154510), (205, 923608), (280, 676213), (287, 659720), (328, 577255), (410, 461804), (574, 329860), (820, 230902), (1148, 164930), (1435, 131944), (1640, 115451), (2296, 82465), (2870, 65972), (5740, 32986), (11480, 16493)]