672420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1601}}^1$

素因数の和:1620

約数の個数: 48

約数和(自身を含む): 2153088

約数和(自身を除く): 1480668

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, 1601, 3202, 4803, 6404, 8005, 9606, 11207, 16010, 19212, 22414, 24015, 32020, 33621, 44828, 48030, 56035, 67242, 96060, 112070, 134484, 168105, 224140, 336210, 672420]

約数ペア:

[(1, 672420), (2, 336210), (3, 224140), (4, 168105), (5, 134484), (6, 112070), (7, 96060), (10, 67242), (12, 56035), (14, 48030), (15, 44828), (20, 33621), (21, 32020), (28, 24015), (30, 22414), (35, 19212), (42, 16010), (60, 11207), (70, 9606), (84, 8005), (105, 6404), (140, 4803), (210, 3202), (420, 1601)]