About the Number

201012180

201012179 ← → 201012181

2進数表記:1011111110110011001111010100

漢数字表記:二億百一万二千百八十

素因数分解:

2 2 × 3 1 × 5 1 × 23 1 × 145661 1

素因数の和:145696
約数の個数: 48
約数和(自身を含む): 587309184
約数和(自身を除く): 386297004

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 145661, 291322, 436983, 582644, 728305, 873966, 1456610, 1747932, 2184915, 2913220, 3350203, 4369830, 6700406, 8739660, 10050609, 13400812, 16751015, 20101218, 33502030, 40202436, 50253045, 67004060, 100506090, 201012180]

約数ペア:
[(1, 201012180), (2, 100506090), (3, 67004060), (4, 50253045), (5, 40202436), (6, 33502030), (10, 20101218), (12, 16751015), (15, 13400812), (20, 10050609), (23, 8739660), (30, 6700406), (46, 4369830), (60, 3350203), (69, 2913220), (92, 2184915), (115, 1747932), (138, 1456610), (230, 873966), (276, 728305), (345, 582644), (460, 436983), (690, 291322), (1380, 145661)]

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