122720080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{219143}}^1$

素因数の和:219163

約数の個数: 40

約数和(自身を含む): 326086272

約数和(自身を除く): 203366192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 219143, 438286, 876572, 1095715, 1534001, 1753144, 2191430, 3068002, 3506288, 4382860, 6136004, 7670005, 8765720, 12272008, 15340010, 17531440, 24544016, 30680020, 61360040, 122720080]

約数ペア:

[(1, 122720080), (2, 61360040), (4, 30680020), (5, 24544016), (7, 17531440), (8, 15340010), (10, 12272008), (14, 8765720), (16, 7670005), (20, 6136004), (28, 4382860), (35, 3506288), (40, 3068002), (56, 2191430), (70, 1753144), (80, 1534001), (112, 1095715), (140, 876572), (280, 438286), (560, 219143)]