139808960

素因数分解:

$2^6\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1217}}^1$

素因数の和:1593

約数の個数: 56

約数和(自身を含む): 334121760

約数和(自身を除く): 194312800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 359, 718, 1217, 1436, 1795, 2434, 2872, 3590, 4868, 5744, 6085, 7180, 9736, 11488, 12170, 14360, 19472, 22976, 24340, 28720, 38944, 48680, 57440, 77888, 97360, 114880, 194720, 389440, 436903, 873806, 1747612, 2184515, 3495224, 4369030, 6990448, 8738060, 13980896, 17476120, 27961792, 34952240, 69904480, 139808960]

約数ペア:

[(1, 139808960), (2, 69904480), (4, 34952240), (5, 27961792), (8, 17476120), (10, 13980896), (16, 8738060), (20, 6990448), (32, 4369030), (40, 3495224), (64, 2184515), (80, 1747612), (160, 873806), (320, 436903), (359, 389440), (718, 194720), (1217, 114880), (1436, 97360), (1795, 77888), (2434, 57440), (2872, 48680), (3590, 38944), (4868, 28720), (5744, 24340), (6085, 22976), (7180, 19472), (9736, 14360), (11488, 12170)]