128290620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{20759}}^1$

素因数の和:20874

約数の個数: 48

約数和(自身を含む): 362718720

約数和(自身を除く): 234428100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 20759, 41518, 62277, 83036, 103795, 124554, 207590, 249108, 311385, 415180, 622770, 1245540, 2138177, 4276354, 6414531, 8552708, 10690885, 12829062, 21381770, 25658124, 32072655, 42763540, 64145310, 128290620]

約数ペア:

[(1, 128290620), (2, 64145310), (3, 42763540), (4, 32072655), (5, 25658124), (6, 21381770), (10, 12829062), (12, 10690885), (15, 8552708), (20, 6414531), (30, 4276354), (60, 2138177), (103, 1245540), (206, 622770), (309, 415180), (412, 311385), (515, 249108), (618, 207590), (1030, 124554), (1236, 103795), (1545, 83036), (2060, 62277), (3090, 41518), (6180, 20759)]