197404920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{548347}}^1$

素因数の和:548364

約数の個数: 48

約数和(自身を含む): 641567160

約数和(自身を除く): 444162240

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, 548347, 1096694, 1645041, 2193388, 2741735, 3290082, 4386776, 4935123, 5483470, 6580164, 8225205, 9870246, 10966940, 13160328, 16450410, 19740492, 21933880, 24675615, 32900820, 39480984, 49351230, 65801640, 98702460, 197404920]

約数ペア:

[(1, 197404920), (2, 98702460), (3, 65801640), (4, 49351230), (5, 39480984), (6, 32900820), (8, 24675615), (9, 21933880), (10, 19740492), (12, 16450410), (15, 13160328), (18, 10966940), (20, 9870246), (24, 8225205), (30, 6580164), (36, 5483470), (40, 4935123), (45, 4386776), (60, 3290082), (72, 2741735), (90, 2193388), (120, 1645041), (180, 1096694), (360, 548347)]