About the Number

121471440

121471439 ← → 121471441

2進数表記:111001111011000000111010000

漢数字表記:一億二千百四十七万千四百四十

素因数分解:

2 4 × 3 1 × 5 1 × 506131 1

素因数の和:506147
約数の個数: 40
約数和(自身を含む): 376562208
約数和(自身を除く): 255090768

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 506131, 1012262, 1518393, 2024524, 2530655, 3036786, 4049048, 5061310, 6073572, 7591965, 8098096, 10122620, 12147144, 15183930, 20245240, 24294288, 30367860, 40490480, 60735720, 121471440]

約数ペア:
[(1, 121471440), (2, 60735720), (3, 40490480), (4, 30367860), (5, 24294288), (6, 20245240), (8, 15183930), (10, 12147144), (12, 10122620), (15, 8098096), (16, 7591965), (20, 6073572), (24, 5061310), (30, 4049048), (40, 3036786), (48, 2530655), (60, 2024524), (80, 1518393), (120, 1012262), (240, 506131)]

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