About the Number

131868144

131868143 ← → 131868145

2進数表記:111110111000010010111110000

漢数字表記:一億三千百八十六万八千百四十四

素因数分解:

2 4 × 3 2 × 409 1 × 2239 1

素因数の和:2662
約数の個数: 60
約数和(自身を含む): 370115200
約数和(自身を除く): 238247056

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 409, 818, 1227, 1636, 2239, 2454, 3272, 3681, 4478, 4908, 6544, 6717, 7362, 8956, 9816, 13434, 14724, 17912, 19632, 20151, 26868, 29448, 35824, 40302, 53736, 58896, 80604, 107472, 161208, 322416, 915751, 1831502, 2747253, 3663004, 5494506, 7326008, 8241759, 10989012, 14652016, 16483518, 21978024, 32967036, 43956048, 65934072, 131868144]

約数ペア:
[(1, 131868144), (2, 65934072), (3, 43956048), (4, 32967036), (6, 21978024), (8, 16483518), (9, 14652016), (12, 10989012), (16, 8241759), (18, 7326008), (24, 5494506), (36, 3663004), (48, 2747253), (72, 1831502), (144, 915751), (409, 322416), (818, 161208), (1227, 107472), (1636, 80604), (2239, 58896), (2454, 53736), (3272, 40302), (3681, 35824), (4478, 29448), (4908, 26868), (6544, 20151), (6717, 19632), (7362, 17912), (8956, 14724), (9816, 13434)]

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