About the Number

987442080

987442079 ← → 987442081

2進数表記:111010110110110010101110100000

漢数字表記:九億八千七百四十四万二千八十

素因数分解:

2 5 × 3 1 × 5 1 × 157 1 × 13103 1

素因数の和:13278
約数の個数: 96
約数和(自身を含む): 3130493184
約数和(自身を除く): 2143051104

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 157, 160, 240, 314, 471, 480, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4710, 5024, 6280, 7536, 9420, 12560, 13103, 15072, 18840, 25120, 26206, 37680, 39309, 52412, 65515, 75360, 78618, 104824, 131030, 157236, 196545, 209648, 262060, 314472, 393090, 419296, 524120, 628944, 786180, 1048240, 1257888, 1572360, 2057171, 2096480, 3144720, 4114342, 6171513, 6289440, 8228684, 10285855, 12343026, 16457368, 20571710, 24686052, 30857565, 32914736, 41143420, 49372104, 61715130, 65829472, 82286840, 98744208, 123430260, 164573680, 197488416, 246860520, 329147360, 493721040, 987442080]

約数ペア:
[(1, 987442080), (2, 493721040), (3, 329147360), (4, 246860520), (5, 197488416), (6, 164573680), (8, 123430260), (10, 98744208), (12, 82286840), (15, 65829472), (16, 61715130), (20, 49372104), (24, 41143420), (30, 32914736), (32, 30857565), (40, 24686052), (48, 20571710), (60, 16457368), (80, 12343026), (96, 10285855), (120, 8228684), (157, 6289440), (160, 6171513), (240, 4114342), (314, 3144720), (471, 2096480), (480, 2057171), (628, 1572360), (785, 1257888), (942, 1048240), (1256, 786180), (1570, 628944), (1884, 524120), (2355, 419296), (2512, 393090), (3140, 314472), (3768, 262060), (4710, 209648), (5024, 196545), (6280, 157236), (7536, 131030), (9420, 104824), (12560, 78618), (13103, 75360), (15072, 65515), (18840, 52412), (25120, 39309), (26206, 37680)]

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