About the Number

127989000

127988999 ← → 127989001

2進数表記:111101000001111010100001000

漢数字表記:一億二千七百九十八万九千

素因数分解:

2 3 × 3 2 × 5 3 × 14221 1

素因数の和:14248
約数の個数: 96
約数和(自身を含む): 432633240
約数和(自身を除く): 304644240

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 750, 900, 1000, 1125, 1500, 1800, 2250, 3000, 4500, 9000, 14221, 28442, 42663, 56884, 71105, 85326, 113768, 127989, 142210, 170652, 213315, 255978, 284420, 341304, 355525, 426630, 511956, 568840, 639945, 711050, 853260, 1023912, 1066575, 1279890, 1422100, 1706520, 1777625, 2133150, 2559780, 2844200, 3199725, 3555250, 4266300, 5119560, 5332875, 6399450, 7110500, 8532600, 10665750, 12798900, 14221000, 15998625, 21331500, 25597800, 31997250, 42663000, 63994500, 127989000]

約数ペア:
[(1, 127989000), (2, 63994500), (3, 42663000), (4, 31997250), (5, 25597800), (6, 21331500), (8, 15998625), (9, 14221000), (10, 12798900), (12, 10665750), (15, 8532600), (18, 7110500), (20, 6399450), (24, 5332875), (25, 5119560), (30, 4266300), (36, 3555250), (40, 3199725), (45, 2844200), (50, 2559780), (60, 2133150), (72, 1777625), (75, 1706520), (90, 1422100), (100, 1279890), (120, 1066575), (125, 1023912), (150, 853260), (180, 711050), (200, 639945), (225, 568840), (250, 511956), (300, 426630), (360, 355525), (375, 341304), (450, 284420), (500, 255978), (600, 213315), (750, 170652), (900, 142210), (1000, 127989), (1125, 113768), (1500, 85326), (1800, 71105), (2250, 56884), (3000, 42663), (4500, 28442), (9000, 14221)]

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