1728216

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{127}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 5591040

約数和(自身を除く): 3862824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 127, 162, 168, 189, 216, 243, 252, 254, 324, 378, 381, 486, 504, 508, 567, 648, 756, 762, 889, 972, 1016, 1134, 1143, 1512, 1524, 1701, 1778, 1944, 2268, 2286, 2667, 3048, 3402, 3429, 3556, 4536, 4572, 5334, 6804, 6858, 7112, 8001, 9144, 10287, 10668, 13608, 13716, 16002, 20574, 21336, 24003, 27432, 30861, 32004, 41148, 48006, 61722, 64008, 72009, 82296, 96012, 123444, 144018, 192024, 216027, 246888, 288036, 432054, 576072, 864108, 1728216]

約数ペア:

[(1, 1728216), (2, 864108), (3, 576072), (4, 432054), (6, 288036), (7, 246888), (8, 216027), (9, 192024), (12, 144018), (14, 123444), (18, 96012), (21, 82296), (24, 72009), (27, 64008), (28, 61722), (36, 48006), (42, 41148), (54, 32004), (56, 30861), (63, 27432), (72, 24003), (81, 21336), (84, 20574), (108, 16002), (126, 13716), (127, 13608), (162, 10668), (168, 10287), (189, 9144), (216, 8001), (243, 7112), (252, 6858), (254, 6804), (324, 5334), (378, 4572), (381, 4536), (486, 3556), (504, 3429), (508, 3402), (567, 3048), (648, 2667), (756, 2286), (762, 2268), (889, 1944), (972, 1778), (1016, 1701), (1134, 1524), (1143, 1512)]