213240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1777}}^1$

素因数の和:1791

約数の個数: 32

約数和(自身を含む): 640080

約数和(自身を除く): 426840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1777, 3554, 5331, 7108, 8885, 10662, 14216, 17770, 21324, 26655, 35540, 42648, 53310, 71080, 106620, 213240]

約数ペア:

[(1, 213240), (2, 106620), (3, 71080), (4, 53310), (5, 42648), (6, 35540), (8, 26655), (10, 21324), (12, 17770), (15, 14216), (20, 10662), (24, 8885), (30, 7108), (40, 5331), (60, 3554), (120, 1777)]