1344840

素因数分解:

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

素因数の和:1622

約数の個数: 64

約数和(自身を含む): 4613760

約数和(自身を除く): 3268920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1601, 3202, 4803, 6404, 8005, 9606, 11207, 12808, 16010, 19212, 22414, 24015, 32020, 33621, 38424, 44828, 48030, 56035, 64040, 67242, 89656, 96060, 112070, 134484, 168105, 192120, 224140, 268968, 336210, 448280, 672420, 1344840]

約数ペア:

[(1, 1344840), (2, 672420), (3, 448280), (4, 336210), (5, 268968), (6, 224140), (7, 192120), (8, 168105), (10, 134484), (12, 112070), (14, 96060), (15, 89656), (20, 67242), (21, 64040), (24, 56035), (28, 48030), (30, 44828), (35, 38424), (40, 33621), (42, 32020), (56, 24015), (60, 22414), (70, 19212), (84, 16010), (105, 12808), (120, 11207), (140, 9606), (168, 8005), (210, 6404), (280, 4803), (420, 3202), (840, 1601)]