About the Number

129600480

129600479 ← → 129600481

2進数表記:111101110011000101111100000

漢数字表記:一億二千九百六十万四百八十

素因数分解:

2 5 × 3 1 × 5 1 × 270001 1

素因数の和:270019
約数の個数: 48
約数和(自身を含む): 408243024
約数和(自身を除く): 278642544

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 270001, 540002, 810003, 1080004, 1350005, 1620006, 2160008, 2700010, 3240012, 4050015, 4320016, 5400020, 6480024, 8100030, 8640032, 10800040, 12960048, 16200060, 21600080, 25920096, 32400120, 43200160, 64800240, 129600480]

約数ペア:
[(1, 129600480), (2, 64800240), (3, 43200160), (4, 32400120), (5, 25920096), (6, 21600080), (8, 16200060), (10, 12960048), (12, 10800040), (15, 8640032), (16, 8100030), (20, 6480024), (24, 5400020), (30, 4320016), (32, 4050015), (40, 3240012), (48, 2700010), (60, 2160008), (80, 1620006), (96, 1350005), (120, 1080004), (160, 810003), (240, 540002), (480, 270001)]

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