66180780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{122557}}^1$

素因数の和:122575

約数の個数: 48

約数和(自身を含む): 205897440

約数和(自身を除く): 139716660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 122557, 245114, 367671, 490228, 612785, 735342, 1103013, 1225570, 1470684, 1838355, 2206026, 2451140, 3309039, 3676710, 4412052, 5515065, 6618078, 7353420, 11030130, 13236156, 16545195, 22060260, 33090390, 66180780]

約数ペア:

[(1, 66180780), (2, 33090390), (3, 22060260), (4, 16545195), (5, 13236156), (6, 11030130), (9, 7353420), (10, 6618078), (12, 5515065), (15, 4412052), (18, 3676710), (20, 3309039), (27, 2451140), (30, 2206026), (36, 1838355), (45, 1470684), (54, 1225570), (60, 1103013), (90, 735342), (108, 612785), (135, 490228), (180, 367671), (270, 245114), (540, 122557)]