206865720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{574627}}^1$

素因数の和:574644

約数の個数: 48

約数和(自身を含む): 672314760

約数和(自身を除く): 465449040

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, 574627, 1149254, 1723881, 2298508, 2873135, 3447762, 4597016, 5171643, 5746270, 6895524, 8619405, 10343286, 11492540, 13791048, 17238810, 20686572, 22985080, 25858215, 34477620, 41373144, 51716430, 68955240, 103432860, 206865720]

約数ペア:

[(1, 206865720), (2, 103432860), (3, 68955240), (4, 51716430), (5, 41373144), (6, 34477620), (8, 25858215), (9, 22985080), (10, 20686572), (12, 17238810), (15, 13791048), (18, 11492540), (20, 10343286), (24, 8619405), (30, 6895524), (36, 5746270), (40, 5171643), (45, 4597016), (60, 3447762), (72, 2873135), (90, 2298508), (120, 1723881), (180, 1149254), (360, 574627)]