63420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 204288

約数和(自身を除く): 140868

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, 151, 210, 302, 420, 453, 604, 755, 906, 1057, 1510, 1812, 2114, 2265, 3020, 3171, 4228, 4530, 5285, 6342, 9060, 10570, 12684, 15855, 21140, 31710, 63420]

約数ペア:

[(1, 63420), (2, 31710), (3, 21140), (4, 15855), (5, 12684), (6, 10570), (7, 9060), (10, 6342), (12, 5285), (14, 4530), (15, 4228), (20, 3171), (21, 3020), (28, 2265), (30, 2114), (35, 1812), (42, 1510), (60, 1057), (70, 906), (84, 755), (105, 604), (140, 453), (151, 420), (210, 302)]