About the Number

122881680

122881679 ← → 122881681

2進数表記:111010100110000011010010000

漢数字表記:一億二千二百八十八万千六百八十

素因数分解:

2 4 × 3 2 × 5 1 × 170669 1

素因数の和:170688
約数の個数: 60
約数和(自身を含む): 412680060
約数和(自身を除く): 289798380

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, 170669, 341338, 512007, 682676, 853345, 1024014, 1365352, 1536021, 1706690, 2048028, 2560035, 2730704, 3072042, 3413380, 4096056, 5120070, 6144084, 6826760, 7680105, 8192112, 10240140, 12288168, 13653520, 15360210, 20480280, 24576336, 30720420, 40960560, 61440840, 122881680]

約数ペア:
[(1, 122881680), (2, 61440840), (3, 40960560), (4, 30720420), (5, 24576336), (6, 20480280), (8, 15360210), (9, 13653520), (10, 12288168), (12, 10240140), (15, 8192112), (16, 7680105), (18, 6826760), (20, 6144084), (24, 5120070), (30, 4096056), (36, 3413380), (40, 3072042), (45, 2730704), (48, 2560035), (60, 2048028), (72, 1706690), (80, 1536021), (90, 1365352), (120, 1024014), (144, 853345), (180, 682676), (240, 512007), (360, 341338), (720, 170669)]

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