About the Number

127389420

127389419 ← → 127389421

2進数表記:111100101111100111011101100

漢数字表記:一億二千七百三十八万九千四百二十

素因数分解:

2 2 × 3 2 × 5 1 × 113 1 × 6263 1

素因数の和:6391
約数の個数: 72
約数和(自身を含む): 389896416
約数和(自身を除く): 262506996

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 452, 565, 678, 1017, 1130, 1356, 1695, 2034, 2260, 3390, 4068, 5085, 6263, 6780, 10170, 12526, 18789, 20340, 25052, 31315, 37578, 56367, 62630, 75156, 93945, 112734, 125260, 187890, 225468, 281835, 375780, 563670, 707719, 1127340, 1415438, 2123157, 2830876, 3538595, 4246314, 6369471, 7077190, 8492628, 10615785, 12738942, 14154380, 21231570, 25477884, 31847355, 42463140, 63694710, 127389420]

約数ペア:
[(1, 127389420), (2, 63694710), (3, 42463140), (4, 31847355), (5, 25477884), (6, 21231570), (9, 14154380), (10, 12738942), (12, 10615785), (15, 8492628), (18, 7077190), (20, 6369471), (30, 4246314), (36, 3538595), (45, 2830876), (60, 2123157), (90, 1415438), (113, 1127340), (180, 707719), (226, 563670), (339, 375780), (452, 281835), (565, 225468), (678, 187890), (1017, 125260), (1130, 112734), (1356, 93945), (1695, 75156), (2034, 62630), (2260, 56367), (3390, 37578), (4068, 31315), (5085, 25052), (6263, 20340), (6780, 18789), (10170, 12526)]

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