About the Number

120549780

120549779 ← → 120549781

2進数表記:111001011110111000110010100

漢数字表記:一億二千五十四万九千七百八十

素因数分解:

2 2 × 3 2 × 5 1 × 13 1 × 51517 1

素因数の和:51545
約数の個数: 72
約数和(自身を含む): 393803592
約数和(自身を除く): 273253812

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 51517, 103034, 154551, 206068, 257585, 309102, 463653, 515170, 618204, 669721, 772755, 927306, 1030340, 1339442, 1545510, 1854612, 2009163, 2318265, 2678884, 3091020, 3348605, 4018326, 4636530, 6027489, 6697210, 8036652, 9273060, 10045815, 12054978, 13394420, 20091630, 24109956, 30137445, 40183260, 60274890, 120549780]

約数ペア:
[(1, 120549780), (2, 60274890), (3, 40183260), (4, 30137445), (5, 24109956), (6, 20091630), (9, 13394420), (10, 12054978), (12, 10045815), (13, 9273060), (15, 8036652), (18, 6697210), (20, 6027489), (26, 4636530), (30, 4018326), (36, 3348605), (39, 3091020), (45, 2678884), (52, 2318265), (60, 2009163), (65, 1854612), (78, 1545510), (90, 1339442), (117, 1030340), (130, 927306), (156, 772755), (180, 669721), (195, 618204), (234, 515170), (260, 463653), (390, 309102), (468, 257585), (585, 206068), (780, 154551), (1170, 103034), (2340, 51517)]

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