68347020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{162731}}^1$

素因数の和:162750

約数の個数: 48

約数和(自身を含む): 218711808

約数和(自身を除く): 150364788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 162731, 325462, 488193, 650924, 813655, 976386, 1139117, 1627310, 1952772, 2278234, 2440965, 3254620, 3417351, 4556468, 4881930, 5695585, 6834702, 9763860, 11391170, 13669404, 17086755, 22782340, 34173510, 68347020]

約数ペア:

[(1, 68347020), (2, 34173510), (3, 22782340), (4, 17086755), (5, 13669404), (6, 11391170), (7, 9763860), (10, 6834702), (12, 5695585), (14, 4881930), (15, 4556468), (20, 3417351), (21, 3254620), (28, 2440965), (30, 2278234), (35, 1952772), (42, 1627310), (60, 1139117), (70, 976386), (84, 813655), (105, 650924), (140, 488193), (210, 325462), (420, 162731)]