203445720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{565127}}^1$

素因数の和:565144

約数の個数: 48

約数和(自身を含む): 661199760

約数和(自身を除く): 457754040

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, 565127, 1130254, 1695381, 2260508, 2825635, 3390762, 4521016, 5086143, 5651270, 6781524, 8476905, 10172286, 11302540, 13563048, 16953810, 20344572, 22605080, 25430715, 33907620, 40689144, 50861430, 67815240, 101722860, 203445720]

約数ペア:

[(1, 203445720), (2, 101722860), (3, 67815240), (4, 50861430), (5, 40689144), (6, 33907620), (8, 25430715), (9, 22605080), (10, 20344572), (12, 16953810), (15, 13563048), (18, 11302540), (20, 10172286), (24, 8476905), (30, 6781524), (36, 5651270), (40, 5086143), (45, 4521016), (60, 3390762), (72, 2825635), (90, 2260508), (120, 1695381), (180, 1130254), (360, 565127)]