About the Number

128790200

128790199 ← → 128790201

2進数表記:111101011010010111010111000

漢数字表記:一億二千八百七十九万二百

素因数分解:

2 3 × 5 2 × 7 1 × 11 1 × 8363 1

素因数の和:8397
約数の個数: 96
約数和(自身を含む): 373368960
約数和(自身を除く): 244578760

約数列:
[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 140, 154, 175, 200, 220, 275, 280, 308, 350, 385, 440, 550, 616, 700, 770, 1100, 1400, 1540, 1925, 2200, 3080, 3850, 7700, 8363, 15400, 16726, 33452, 41815, 58541, 66904, 83630, 91993, 117082, 167260, 183986, 209075, 234164, 292705, 334520, 367972, 418150, 459965, 468328, 585410, 643951, 735944, 836300, 919930, 1170820, 1287902, 1463525, 1672600, 1839860, 2299825, 2341640, 2575804, 2927050, 3219755, 3679720, 4599650, 5151608, 5854100, 6439510, 9199300, 11708200, 12879020, 16098775, 18398600, 25758040, 32197550, 64395100, 128790200]

約数ペア:
[(1, 128790200), (2, 64395100), (4, 32197550), (5, 25758040), (7, 18398600), (8, 16098775), (10, 12879020), (11, 11708200), (14, 9199300), (20, 6439510), (22, 5854100), (25, 5151608), (28, 4599650), (35, 3679720), (40, 3219755), (44, 2927050), (50, 2575804), (55, 2341640), (56, 2299825), (70, 1839860), (77, 1672600), (88, 1463525), (100, 1287902), (110, 1170820), (140, 919930), (154, 836300), (175, 735944), (200, 643951), (220, 585410), (275, 468328), (280, 459965), (308, 418150), (350, 367972), (385, 334520), (440, 292705), (550, 234164), (616, 209075), (700, 183986), (770, 167260), (1100, 117082), (1400, 91993), (1540, 83630), (1925, 66904), (2200, 58541), (3080, 41815), (3850, 33452), (7700, 16726), (8363, 15400)]

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