68895680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{30757}}^1$

素因数の和:30781

約数の個数: 56

約数和(自身を含む): 187500768

約数和(自身を除く): 118605088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 30757, 61514, 123028, 153785, 215299, 246056, 307570, 430598, 492112, 615140, 861196, 984224, 1076495, 1230280, 1722392, 1968448, 2152990, 2460560, 3444784, 4305980, 4921120, 6889568, 8611960, 9842240, 13779136, 17223920, 34447840, 68895680]

約数ペア:

[(1, 68895680), (2, 34447840), (4, 17223920), (5, 13779136), (7, 9842240), (8, 8611960), (10, 6889568), (14, 4921120), (16, 4305980), (20, 3444784), (28, 2460560), (32, 2152990), (35, 1968448), (40, 1722392), (56, 1230280), (64, 1076495), (70, 984224), (80, 861196), (112, 615140), (140, 492112), (160, 430598), (224, 307570), (280, 246056), (320, 215299), (448, 153785), (560, 123028), (1120, 61514), (2240, 30757)]