About the Number

2980080

2980079 ← → 2980081

2進数表記:1011010111100011110000

漢数字表記:二百九十八万八十

素因数分解:

2 4 × 3 2 × 5 1 × 4139 1

素因数の和:4158
約数の個数: 60
約数和(自身を含む): 10010520
約数和(自身を除く): 7030440

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, 240, 360, 720, 4139, 8278, 12417, 16556, 20695, 24834, 33112, 37251, 41390, 49668, 62085, 66224, 74502, 82780, 99336, 124170, 149004, 165560, 186255, 198672, 248340, 298008, 331120, 372510, 496680, 596016, 745020, 993360, 1490040, 2980080]

約数ペア:
[(1, 2980080), (2, 1490040), (3, 993360), (4, 745020), (5, 596016), (6, 496680), (8, 372510), (9, 331120), (10, 298008), (12, 248340), (15, 198672), (16, 186255), (18, 165560), (20, 149004), (24, 124170), (30, 99336), (36, 82780), (40, 74502), (45, 66224), (48, 62085), (60, 49668), (72, 41390), (80, 37251), (90, 33112), (120, 24834), (144, 20695), (180, 16556), (240, 12417), (360, 8278), (720, 4139)]

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