518880320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{231643}}^1$

素因数の和:231667

約数の個数: 56

約数和(自身を含む): 1412101824

約数和(自身を除く): 893221504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 231643, 463286, 926572, 1158215, 1621501, 1853144, 2316430, 3243002, 3706288, 4632860, 6486004, 7412576, 8107505, 9265720, 12972008, 14825152, 16215010, 18531440, 25944016, 32430020, 37062880, 51888032, 64860040, 74125760, 103776064, 129720080, 259440160, 518880320]

約数ペア:

[(1, 518880320), (2, 259440160), (4, 129720080), (5, 103776064), (7, 74125760), (8, 64860040), (10, 51888032), (14, 37062880), (16, 32430020), (20, 25944016), (28, 18531440), (32, 16215010), (35, 14825152), (40, 12972008), (56, 9265720), (64, 8107505), (70, 7412576), (80, 6486004), (112, 4632860), (140, 3706288), (160, 3243002), (224, 2316430), (280, 1853144), (320, 1621501), (448, 1158215), (560, 926572), (1120, 463286), (2240, 231643)]