247440240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{343667}}^1$

素因数の和:343686

約数の個数: 60

約数和(自身を含む): 830989224

約数和(自身を除く): 583548984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 343667, 687334, 1031001, 1374668, 1718335, 2062002, 2749336, 3093003, 3436670, 4124004, 5155005, 5498672, 6186006, 6873340, 8248008, 10310010, 12372012, 13746680, 15465015, 16496016, 20620020, 24744024, 27493360, 30930030, 41240040, 49488048, 61860060, 82480080, 123720120, 247440240]

約数ペア:

[(1, 247440240), (2, 123720120), (3, 82480080), (4, 61860060), (5, 49488048), (6, 41240040), (8, 30930030), (9, 27493360), (10, 24744024), (12, 20620020), (15, 16496016), (16, 15465015), (18, 13746680), (20, 12372012), (24, 10310010), (30, 8248008), (36, 6873340), (40, 6186006), (45, 5498672), (48, 5155005), (60, 4124004), (72, 3436670), (80, 3093003), (90, 2749336), (120, 2062002), (144, 1718335), (180, 1374668), (240, 1031001), (360, 687334), (720, 343667)]