220196520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{611657}}^1$

素因数の和:611674

約数の個数: 48

約数和(自身を含む): 715639860

約数和(自身を除く): 495443340

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, 611657, 1223314, 1834971, 2446628, 3058285, 3669942, 4893256, 5504913, 6116570, 7339884, 9174855, 11009826, 12233140, 14679768, 18349710, 22019652, 24466280, 27524565, 36699420, 44039304, 55049130, 73398840, 110098260, 220196520]

約数ペア:

[(1, 220196520), (2, 110098260), (3, 73398840), (4, 55049130), (5, 44039304), (6, 36699420), (8, 27524565), (9, 24466280), (10, 22019652), (12, 18349710), (15, 14679768), (18, 12233140), (20, 11009826), (24, 9174855), (30, 7339884), (36, 6116570), (40, 5504913), (45, 4893256), (60, 3669942), (72, 3058285), (90, 2446628), (120, 1834971), (180, 1223314), (360, 611657)]