220200720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{917503}}^1$

素因数の和:917519

約数の個数: 40

約数和(自身を含む): 682622976

約数和(自身を除く): 462422256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 917503, 1835006, 2752509, 3670012, 4587515, 5505018, 7340024, 9175030, 11010036, 13762545, 14680048, 18350060, 22020072, 27525090, 36700120, 44040144, 55050180, 73400240, 110100360, 220200720]

約数ペア:

[(1, 220200720), (2, 110100360), (3, 73400240), (4, 55050180), (5, 44040144), (6, 36700120), (8, 27525090), (10, 22020072), (12, 18350060), (15, 14680048), (16, 13762545), (20, 11010036), (24, 9175030), (30, 7340024), (40, 5505018), (48, 4587515), (60, 3670012), (80, 2752509), (120, 1835006), (240, 917503)]