81322620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13159}}^1$

素因数の和:13274

約数の個数: 48

約数和(自身を含む): 229931520

約数和(自身を除く): 148608900

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, 13159, 26318, 39477, 52636, 65795, 78954, 131590, 157908, 197385, 263180, 394770, 789540, 1355377, 2710754, 4066131, 5421508, 6776885, 8132262, 13553770, 16264524, 20330655, 27107540, 40661310, 81322620]

約数ペア:

[(1, 81322620), (2, 40661310), (3, 27107540), (4, 20330655), (5, 16264524), (6, 13553770), (10, 8132262), (12, 6776885), (15, 5421508), (20, 4066131), (30, 2710754), (60, 1355377), (103, 789540), (206, 394770), (309, 263180), (412, 197385), (515, 157908), (618, 131590), (1030, 78954), (1236, 65795), (1545, 52636), (2060, 39477), (3090, 26318), (6180, 13159)]