208530120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2711}}^1$

素因数の和:3366

約数の個数: 64

約数和(自身を含む): 626797440

約数和(自身を除く): 418267320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 641, 1282, 1923, 2564, 2711, 3205, 3846, 5128, 5422, 6410, 7692, 8133, 9615, 10844, 12820, 13555, 15384, 16266, 19230, 21688, 25640, 27110, 32532, 38460, 40665, 54220, 65064, 76920, 81330, 108440, 162660, 325320, 1737751, 3475502, 5213253, 6951004, 8688755, 10426506, 13902008, 17377510, 20853012, 26066265, 34755020, 41706024, 52132530, 69510040, 104265060, 208530120]

約数ペア:

[(1, 208530120), (2, 104265060), (3, 69510040), (4, 52132530), (5, 41706024), (6, 34755020), (8, 26066265), (10, 20853012), (12, 17377510), (15, 13902008), (20, 10426506), (24, 8688755), (30, 6951004), (40, 5213253), (60, 3475502), (120, 1737751), (641, 325320), (1282, 162660), (1923, 108440), (2564, 81330), (2711, 76920), (3205, 65064), (3846, 54220), (5128, 40665), (5422, 38460), (6410, 32532), (7692, 27110), (8133, 25640), (9615, 21688), (10844, 19230), (12820, 16266), (13555, 15384)]