210618900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{78007}}^1$

素因数の和:78030

約数の個数: 72

約数和(自身を含む): 677109440

約数和(自身を除く): 466490540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 78007, 156014, 234021, 312028, 390035, 468042, 702063, 780070, 936084, 1170105, 1404126, 1560140, 1950175, 2106189, 2340210, 2808252, 3510315, 3900350, 4212378, 4680420, 5850525, 7020630, 7800700, 8424756, 10530945, 11701050, 14041260, 17551575, 21061890, 23402100, 35103150, 42123780, 52654725, 70206300, 105309450, 210618900]

約数ペア:

[(1, 210618900), (2, 105309450), (3, 70206300), (4, 52654725), (5, 42123780), (6, 35103150), (9, 23402100), (10, 21061890), (12, 17551575), (15, 14041260), (18, 11701050), (20, 10530945), (25, 8424756), (27, 7800700), (30, 7020630), (36, 5850525), (45, 4680420), (50, 4212378), (54, 3900350), (60, 3510315), (75, 2808252), (90, 2340210), (100, 2106189), (108, 1950175), (135, 1560140), (150, 1404126), (180, 1170105), (225, 936084), (270, 780070), (300, 702063), (450, 468042), (540, 390035), (675, 312028), (900, 234021), (1350, 156014), (2700, 78007)]