213787320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1781561}}^1$

素因数の和:1781575

約数の個数: 32

約数和(自身を含む): 641362320

約数和(自身を除く): 427575000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1781561, 3563122, 5344683, 7126244, 8907805, 10689366, 14252488, 17815610, 21378732, 26723415, 35631220, 42757464, 53446830, 71262440, 106893660, 213787320]

約数ペア:

[(1, 213787320), (2, 106893660), (3, 71262440), (4, 53446830), (5, 42757464), (6, 35631220), (8, 26723415), (10, 21378732), (12, 17815610), (15, 14252488), (20, 10689366), (24, 8907805), (30, 7126244), (40, 5344683), (60, 3563122), (120, 1781561)]