163620180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2437}}^1$

素因数の和:2825

約数の個数: 72

約数和(自身を含む): 497849352

約数和(自身を除く): 334229172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 746, 1119, 1492, 1865, 2238, 2437, 3357, 3730, 4476, 4874, 5595, 6714, 7311, 7460, 9748, 11190, 12185, 13428, 14622, 16785, 21933, 22380, 24370, 29244, 33570, 36555, 43866, 48740, 67140, 73110, 87732, 109665, 146220, 219330, 438660, 909001, 1818002, 2727003, 3636004, 4545005, 5454006, 8181009, 9090010, 10908012, 13635015, 16362018, 18180020, 27270030, 32724036, 40905045, 54540060, 81810090, 163620180]

約数ペア:

[(1, 163620180), (2, 81810090), (3, 54540060), (4, 40905045), (5, 32724036), (6, 27270030), (9, 18180020), (10, 16362018), (12, 13635015), (15, 10908012), (18, 9090010), (20, 8181009), (30, 5454006), (36, 4545005), (45, 3636004), (60, 2727003), (90, 1818002), (180, 909001), (373, 438660), (746, 219330), (1119, 146220), (1492, 109665), (1865, 87732), (2238, 73110), (2437, 67140), (3357, 48740), (3730, 43866), (4476, 36555), (4874, 33570), (5595, 29244), (6714, 24370), (7311, 22380), (7460, 21933), (9748, 16785), (11190, 14622), (12185, 13428)]