About the Number

131142780

131142779 ← → 131142781

2進数表記:111110100010001010001111100

漢数字表記:一億三千百十四万二千七百八十

素因数分解:

2 2 × 3 3 × 5 1 × 23 1 × 10559 1

素因数の和:10600
約数の個数: 96
約数和(自身を含む): 425779200
約数和(自身を除く): 294636420

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 3105, 4140, 6210, 10559, 12420, 21118, 31677, 42236, 52795, 63354, 95031, 105590, 126708, 158385, 190062, 211180, 242857, 285093, 316770, 380124, 475155, 485714, 570186, 633540, 728571, 950310, 971428, 1140372, 1214285, 1425465, 1457142, 1900620, 2185713, 2428570, 2850930, 2914284, 3642855, 4371426, 4857140, 5701860, 6557139, 7285710, 8742852, 10928565, 13114278, 14571420, 21857130, 26228556, 32785695, 43714260, 65571390, 131142780]

約数ペア:
[(1, 131142780), (2, 65571390), (3, 43714260), (4, 32785695), (5, 26228556), (6, 21857130), (9, 14571420), (10, 13114278), (12, 10928565), (15, 8742852), (18, 7285710), (20, 6557139), (23, 5701860), (27, 4857140), (30, 4371426), (36, 3642855), (45, 2914284), (46, 2850930), (54, 2428570), (60, 2185713), (69, 1900620), (90, 1457142), (92, 1425465), (108, 1214285), (115, 1140372), (135, 971428), (138, 950310), (180, 728571), (207, 633540), (230, 570186), (270, 485714), (276, 475155), (345, 380124), (414, 316770), (460, 285093), (540, 242857), (621, 211180), (690, 190062), (828, 158385), (1035, 126708), (1242, 105590), (1380, 95031), (2070, 63354), (2484, 52795), (3105, 42236), (4140, 31677), (6210, 21118), (10559, 12420)]

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