About the Number

131890140

131890139 ← → 131890141

2進数表記:111110111000111101111011100

漢数字表記:一億三千百八十九万百四十

素因数分解:

2 2 × 3 3 × 5 1 × 467 1 × 523 1

素因数の和:1008
約数の個数: 96
約数和(自身を含む): 411989760
約数和(自身を除く): 280099620

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 467, 523, 540, 934, 1046, 1401, 1569, 1868, 2092, 2335, 2615, 2802, 3138, 4203, 4670, 4707, 5230, 5604, 6276, 7005, 7845, 8406, 9340, 9414, 10460, 12609, 14010, 14121, 15690, 16812, 18828, 21015, 23535, 25218, 28020, 28242, 31380, 42030, 47070, 50436, 56484, 63045, 70605, 84060, 94140, 126090, 141210, 244241, 252180, 282420, 488482, 732723, 976964, 1221205, 1465446, 2198169, 2442410, 2930892, 3663615, 4396338, 4884820, 6594507, 7327230, 8792676, 10990845, 13189014, 14654460, 21981690, 26378028, 32972535, 43963380, 65945070, 131890140]

約数ペア:
[(1, 131890140), (2, 65945070), (3, 43963380), (4, 32972535), (5, 26378028), (6, 21981690), (9, 14654460), (10, 13189014), (12, 10990845), (15, 8792676), (18, 7327230), (20, 6594507), (27, 4884820), (30, 4396338), (36, 3663615), (45, 2930892), (54, 2442410), (60, 2198169), (90, 1465446), (108, 1221205), (135, 976964), (180, 732723), (270, 488482), (467, 282420), (523, 252180), (540, 244241), (934, 141210), (1046, 126090), (1401, 94140), (1569, 84060), (1868, 70605), (2092, 63045), (2335, 56484), (2615, 50436), (2802, 47070), (3138, 42030), (4203, 31380), (4670, 28242), (4707, 28020), (5230, 25218), (5604, 23535), (6276, 21015), (7005, 18828), (7845, 16812), (8406, 15690), (9340, 14121), (9414, 14010), (10460, 12609)]

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