About the Number

190080720

190080719 ← → 190080721

2進数表記:1011010101000110011011010000

漢数字表記:一億九千八万七百二十

素因数分解:

2 4 × 3 2 × 5 1 × 227 1 × 1163 1

素因数の和:1409
約数の個数: 120
約数和(自身を含む): 641717856
約数和(自身を除く): 451637136

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, 227, 240, 360, 454, 681, 720, 908, 1135, 1163, 1362, 1816, 2043, 2270, 2326, 2724, 3405, 3489, 3632, 4086, 4540, 4652, 5448, 5815, 6810, 6978, 8172, 9080, 9304, 10215, 10467, 10896, 11630, 13620, 13956, 16344, 17445, 18160, 18608, 20430, 20934, 23260, 27240, 27912, 32688, 34890, 40860, 41868, 46520, 52335, 54480, 55824, 69780, 81720, 83736, 93040, 104670, 139560, 163440, 167472, 209340, 264001, 279120, 418680, 528002, 792003, 837360, 1056004, 1320005, 1584006, 2112008, 2376009, 2640010, 3168012, 3960015, 4224016, 4752018, 5280020, 6336024, 7920030, 9504036, 10560040, 11880045, 12672048, 15840060, 19008072, 21120080, 23760090, 31680120, 38016144, 47520180, 63360240, 95040360, 190080720]

約数ペア:
[(1, 190080720), (2, 95040360), (3, 63360240), (4, 47520180), (5, 38016144), (6, 31680120), (8, 23760090), (9, 21120080), (10, 19008072), (12, 15840060), (15, 12672048), (16, 11880045), (18, 10560040), (20, 9504036), (24, 7920030), (30, 6336024), (36, 5280020), (40, 4752018), (45, 4224016), (48, 3960015), (60, 3168012), (72, 2640010), (80, 2376009), (90, 2112008), (120, 1584006), (144, 1320005), (180, 1056004), (227, 837360), (240, 792003), (360, 528002), (454, 418680), (681, 279120), (720, 264001), (908, 209340), (1135, 167472), (1163, 163440), (1362, 139560), (1816, 104670), (2043, 93040), (2270, 83736), (2326, 81720), (2724, 69780), (3405, 55824), (3489, 54480), (3632, 52335), (4086, 46520), (4540, 41868), (4652, 40860), (5448, 34890), (5815, 32688), (6810, 27912), (6978, 27240), (8172, 23260), (9080, 20934), (9304, 20430), (10215, 18608), (10467, 18160), (10896, 17445), (11630, 16344), (13620, 13956)]

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