About the Number

229920480

229920479 ← → 229920481

2進数表記:1101101101000100111011100000

漢数字表記:二億二千九百九十二万四百八十

素因数分解:

2 5 × 3 2 × 5 1 × 159667 1

素因数の和:159688
約数の個数: 72
約数和(自身を含む): 784608552
約数和(自身を除く): 554688072

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, 159667, 319334, 479001, 638668, 798335, 958002, 1277336, 1437003, 1596670, 1916004, 2395005, 2554672, 2874006, 3193340, 3832008, 4790010, 5109344, 5748012, 6386680, 7185015, 7664016, 9580020, 11496024, 12773360, 14370030, 15328032, 19160040, 22992048, 25546720, 28740060, 38320080, 45984096, 57480120, 76640160, 114960240, 229920480]

約数ペア:
[(1, 229920480), (2, 114960240), (3, 76640160), (4, 57480120), (5, 45984096), (6, 38320080), (8, 28740060), (9, 25546720), (10, 22992048), (12, 19160040), (15, 15328032), (16, 14370030), (18, 12773360), (20, 11496024), (24, 9580020), (30, 7664016), (32, 7185015), (36, 6386680), (40, 5748012), (45, 5109344), (48, 4790010), (60, 3832008), (72, 3193340), (80, 2874006), (90, 2554672), (96, 2395005), (120, 1916004), (144, 1596670), (160, 1437003), (180, 1277336), (240, 958002), (288, 798335), (360, 638668), (480, 479001), (720, 319334), (1440, 159667)]

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