199305720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{553627}}^1$

素因数の和:553644

約数の個数: 48

約数和(自身を含む): 647744760

約数和(自身を除く): 448439040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 553627, 1107254, 1660881, 2214508, 2768135, 3321762, 4429016, 4982643, 5536270, 6643524, 8304405, 9965286, 11072540, 13287048, 16608810, 19930572, 22145080, 24913215, 33217620, 39861144, 49826430, 66435240, 99652860, 199305720]

約数ペア:

[(1, 199305720), (2, 99652860), (3, 66435240), (4, 49826430), (5, 39861144), (6, 33217620), (8, 24913215), (9, 22145080), (10, 19930572), (12, 16608810), (15, 13287048), (18, 11072540), (20, 9965286), (24, 8304405), (30, 6643524), (36, 5536270), (40, 4982643), (45, 4429016), (60, 3321762), (72, 2768135), (90, 2214508), (120, 1660881), (180, 1107254), (360, 553627)]