216001680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{900007}}^1$

素因数の和:900023

約数の個数: 40

約数和(自身を含む): 669605952

約数和(自身を除く): 453604272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 900007, 1800014, 2700021, 3600028, 4500035, 5400042, 7200056, 9000070, 10800084, 13500105, 14400112, 18000140, 21600168, 27000210, 36000280, 43200336, 54000420, 72000560, 108000840, 216001680]

約数ペア:

[(1, 216001680), (2, 108000840), (3, 72000560), (4, 54000420), (5, 43200336), (6, 36000280), (8, 27000210), (10, 21600168), (12, 18000140), (15, 14400112), (16, 13500105), (20, 10800084), (24, 9000070), (30, 7200056), (40, 5400042), (48, 4500035), (60, 3600028), (80, 2700021), (120, 1800014), (240, 900007)]