About the Number

127291220

127291219 ← → 127291221

2進数表記:111100101100100111101010100

漢数字表記:一億二千七百二十九万千二百二十

素因数分解:

2 2 × 5 1 × 7 2 × 193 1 × 673 1

素因数の和:889
約数の個数: 72
約数和(自身を含む): 313029864
約数和(自身を除く): 185738644

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 193, 196, 245, 386, 490, 673, 772, 965, 980, 1346, 1351, 1930, 2692, 2702, 3365, 3860, 4711, 5404, 6730, 6755, 9422, 9457, 13460, 13510, 18844, 18914, 23555, 27020, 32977, 37828, 47110, 47285, 65954, 94220, 94570, 129889, 131908, 164885, 189140, 259778, 329770, 519556, 649445, 659540, 909223, 1298890, 1818446, 2597780, 3636892, 4546115, 6364561, 9092230, 12729122, 18184460, 25458244, 31822805, 63645610, 127291220]

約数ペア:
[(1, 127291220), (2, 63645610), (4, 31822805), (5, 25458244), (7, 18184460), (10, 12729122), (14, 9092230), (20, 6364561), (28, 4546115), (35, 3636892), (49, 2597780), (70, 1818446), (98, 1298890), (140, 909223), (193, 659540), (196, 649445), (245, 519556), (386, 329770), (490, 259778), (673, 189140), (772, 164885), (965, 131908), (980, 129889), (1346, 94570), (1351, 94220), (1930, 65954), (2692, 47285), (2702, 47110), (3365, 37828), (3860, 32977), (4711, 27020), (5404, 23555), (6730, 18914), (6755, 18844), (9422, 13510), (9457, 13460)]

このpageの処理時間: 0.0069959163665771484 seconds