320710680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{890863}}^1$

素因数の和:890880

約数の個数: 48

約数和(自身を含む): 1042310880

約数和(自身を除く): 721600200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 890863, 1781726, 2672589, 3563452, 4454315, 5345178, 7126904, 8017767, 8908630, 10690356, 13362945, 16035534, 17817260, 21380712, 26725890, 32071068, 35634520, 40088835, 53451780, 64142136, 80177670, 106903560, 160355340, 320710680]

約数ペア:

[(1, 320710680), (2, 160355340), (3, 106903560), (4, 80177670), (5, 64142136), (6, 53451780), (8, 40088835), (9, 35634520), (10, 32071068), (12, 26725890), (15, 21380712), (18, 17817260), (20, 16035534), (24, 13362945), (30, 10690356), (36, 8908630), (40, 8017767), (45, 7126904), (60, 5345178), (72, 4454315), (90, 3563452), (120, 2672589), (180, 1781726), (360, 890863)]