213798240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{148471}}^1$

素因数の和:148492

約数の個数: 72

約数和(自身を含む): 729591408

約数和(自身を除く): 515793168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 148471, 296942, 445413, 593884, 742355, 890826, 1187768, 1336239, 1484710, 1781652, 2227065, 2375536, 2672478, 2969420, 3563304, 4454130, 4751072, 5344956, 5938840, 6681195, 7126608, 8908260, 10689912, 11877680, 13362390, 14253216, 17816520, 21379824, 23755360, 26724780, 35633040, 42759648, 53449560, 71266080, 106899120, 213798240]

約数ペア:

[(1, 213798240), (2, 106899120), (3, 71266080), (4, 53449560), (5, 42759648), (6, 35633040), (8, 26724780), (9, 23755360), (10, 21379824), (12, 17816520), (15, 14253216), (16, 13362390), (18, 11877680), (20, 10689912), (24, 8908260), (30, 7126608), (32, 6681195), (36, 5938840), (40, 5344956), (45, 4751072), (48, 4454130), (60, 3563304), (72, 2969420), (80, 2672478), (90, 2375536), (96, 2227065), (120, 1781652), (144, 1484710), (160, 1336239), (180, 1187768), (240, 890826), (288, 742355), (360, 593884), (480, 445413), (720, 296942), (1440, 148471)]