About the Number

289809480

289809479 ← → 289809481

2進数表記:10001010001100010010001001000

漢数字表記:二億八千九百八十万九千四百八十

素因数分解:

2 3 × 3 1 × 5 1 × 2415079 1

素因数の和:2415093
約数の個数: 32
約数和(自身を含む): 869428800
約数和(自身を除く): 579619320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2415079, 4830158, 7245237, 9660316, 12075395, 14490474, 19320632, 24150790, 28980948, 36226185, 48301580, 57961896, 72452370, 96603160, 144904740, 289809480]

約数ペア:
[(1, 289809480), (2, 144904740), (3, 96603160), (4, 72452370), (5, 57961896), (6, 48301580), (8, 36226185), (10, 28980948), (12, 24150790), (15, 19320632), (20, 14490474), (24, 12075395), (30, 9660316), (40, 7245237), (60, 4830158), (120, 2415079)]

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