64177980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{28909}}^1$

素因数の和:28958

約数の個数: 48

約数和(自身を含む): 184561440

約数和(自身を除く): 120383460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 28909, 57818, 86727, 115636, 144545, 173454, 289090, 346908, 433635, 578180, 867270, 1069633, 1734540, 2139266, 3208899, 4278532, 5348165, 6417798, 10696330, 12835596, 16044495, 21392660, 32088990, 64177980]

約数ペア:

[(1, 64177980), (2, 32088990), (3, 21392660), (4, 16044495), (5, 12835596), (6, 10696330), (10, 6417798), (12, 5348165), (15, 4278532), (20, 3208899), (30, 2139266), (37, 1734540), (60, 1069633), (74, 867270), (111, 578180), (148, 433635), (185, 346908), (222, 289090), (370, 173454), (444, 144545), (555, 115636), (740, 86727), (1110, 57818), (2220, 28909)]