About the Number

121938900

121938899 ← → 121938901

2進数表記:111010001001010001111010100

漢数字表記:一億二千百九十三万八千九百

素因数分解:

2 2 × 3 1 × 5 2 × 89 1 × 4567 1

素因数の和:4673
約数の個数: 72
約数和(自身を含む): 356852160
約数和(自身を除く): 234913260

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 89, 100, 150, 178, 267, 300, 356, 445, 534, 890, 1068, 1335, 1780, 2225, 2670, 4450, 4567, 5340, 6675, 8900, 9134, 13350, 13701, 18268, 22835, 26700, 27402, 45670, 54804, 68505, 91340, 114175, 137010, 228350, 274020, 342525, 406463, 456700, 685050, 812926, 1219389, 1370100, 1625852, 2032315, 2438778, 4064630, 4877556, 6096945, 8129260, 10161575, 12193890, 20323150, 24387780, 30484725, 40646300, 60969450, 121938900]

約数ペア:
[(1, 121938900), (2, 60969450), (3, 40646300), (4, 30484725), (5, 24387780), (6, 20323150), (10, 12193890), (12, 10161575), (15, 8129260), (20, 6096945), (25, 4877556), (30, 4064630), (50, 2438778), (60, 2032315), (75, 1625852), (89, 1370100), (100, 1219389), (150, 812926), (178, 685050), (267, 456700), (300, 406463), (356, 342525), (445, 274020), (534, 228350), (890, 137010), (1068, 114175), (1335, 91340), (1780, 68505), (2225, 54804), (2670, 45670), (4450, 27402), (4567, 26700), (5340, 22835), (6675, 18268), (8900, 13701), (9134, 13350)]

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