28970730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1836

約数の個数: 64

約数和(自身を含む): 78566400

約数和(自身を除く): 49595670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1647, 1759, 1830, 2745, 3294, 3518, 5277, 5490, 8235, 8795, 10554, 15831, 16470, 17590, 26385, 31662, 47493, 52770, 79155, 94986, 107299, 158310, 214598, 237465, 321897, 474930, 536495, 643794, 965691, 1072990, 1609485, 1931382, 2897073, 3218970, 4828455, 5794146, 9656910, 14485365, 28970730]

約数ペア:

[(1, 28970730), (2, 14485365), (3, 9656910), (5, 5794146), (6, 4828455), (9, 3218970), (10, 2897073), (15, 1931382), (18, 1609485), (27, 1072990), (30, 965691), (45, 643794), (54, 536495), (61, 474930), (90, 321897), (122, 237465), (135, 214598), (183, 158310), (270, 107299), (305, 94986), (366, 79155), (549, 52770), (610, 47493), (915, 31662), (1098, 26385), (1647, 17590), (1759, 16470), (1830, 15831), (2745, 10554), (3294, 8795), (3518, 8235), (5277, 5490)]