121664640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{63367}}^1$

素因数の和:63389

約数の個数: 64

約数和(自身を含む): 387812160

約数和(自身を除く): 266147520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 63367, 126734, 190101, 253468, 316835, 380202, 506936, 633670, 760404, 950505, 1013872, 1267340, 1520808, 1901010, 2027744, 2534680, 3041616, 3802020, 4055488, 5069360, 6083232, 7604040, 8110976, 10138720, 12166464, 15208080, 20277440, 24332928, 30416160, 40554880, 60832320, 121664640]

約数ペア:

[(1, 121664640), (2, 60832320), (3, 40554880), (4, 30416160), (5, 24332928), (6, 20277440), (8, 15208080), (10, 12166464), (12, 10138720), (15, 8110976), (16, 7604040), (20, 6083232), (24, 5069360), (30, 4055488), (32, 3802020), (40, 3041616), (48, 2534680), (60, 2027744), (64, 1901010), (80, 1520808), (96, 1267340), (120, 1013872), (128, 950505), (160, 760404), (192, 633670), (240, 506936), (320, 380202), (384, 316835), (480, 253468), (640, 190101), (960, 126734), (1920, 63367)]