255442768

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:444

約数の個数: 80

約数和(自身を含む): 579923200

約数和(自身を除く): 324480432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 157, 199, 292, 314, 398, 511, 584, 628, 796, 1022, 1099, 1168, 1256, 1393, 1592, 2044, 2198, 2512, 2786, 3184, 4088, 4396, 5572, 8176, 8792, 11144, 11461, 14527, 17584, 22288, 22922, 29054, 31243, 45844, 58108, 62486, 80227, 91688, 101689, 116216, 124972, 160454, 183376, 203378, 218701, 232432, 249944, 320908, 406756, 437402, 499888, 641816, 813512, 874804, 1283632, 1627024, 1749608, 2280739, 3499216, 4561478, 9122956, 15965173, 18245912, 31930346, 36491824, 63860692, 127721384, 255442768]

約数ペア:

[(1, 255442768), (2, 127721384), (4, 63860692), (7, 36491824), (8, 31930346), (14, 18245912), (16, 15965173), (28, 9122956), (56, 4561478), (73, 3499216), (112, 2280739), (146, 1749608), (157, 1627024), (199, 1283632), (292, 874804), (314, 813512), (398, 641816), (511, 499888), (584, 437402), (628, 406756), (796, 320908), (1022, 249944), (1099, 232432), (1168, 218701), (1256, 203378), (1393, 183376), (1592, 160454), (2044, 124972), (2198, 116216), (2512, 101689), (2786, 91688), (3184, 80227), (4088, 62486), (4396, 58108), (5572, 45844), (8176, 31243), (8792, 29054), (11144, 22922), (11461, 22288), (14527, 17584)]