About the Number

149181090

149181089 ← → 149181091

2進数表記:1000111001000101001010100010

漢数字表記:一億四千九百十八万千九十

素因数分解:

2 1 × 3 1 × 5 1 × 661 1 × 7523 1

素因数の和:8194
約数の個数: 32
約数和(自身を含む): 358623936
約数和(自身を除く): 209442846

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 661, 1322, 1983, 3305, 3966, 6610, 7523, 9915, 15046, 19830, 22569, 37615, 45138, 75230, 112845, 225690, 4972703, 9945406, 14918109, 24863515, 29836218, 49727030, 74590545, 149181090]

約数ペア:
[(1, 149181090), (2, 74590545), (3, 49727030), (5, 29836218), (6, 24863515), (10, 14918109), (15, 9945406), (30, 4972703), (661, 225690), (1322, 112845), (1983, 75230), (3305, 45138), (3966, 37615), (6610, 22569), (7523, 19830), (9915, 15046)]

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