About the Number

117230820

117230819 ← → 117230821

2進数表記:110111111001100110011100100

漢数字表記:一億千七百二十三万八百二十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 279121 1

素因数の和:279140
約数の個数: 48
約数和(自身を含む): 375139968
約数和(自身を除く): 257909148

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 279121, 558242, 837363, 1116484, 1395605, 1674726, 1953847, 2791210, 3349452, 3907694, 4186815, 5582420, 5861541, 7815388, 8373630, 9769235, 11723082, 16747260, 19538470, 23446164, 29307705, 39076940, 58615410, 117230820]

約数ペア:
[(1, 117230820), (2, 58615410), (3, 39076940), (4, 29307705), (5, 23446164), (6, 19538470), (7, 16747260), (10, 11723082), (12, 9769235), (14, 8373630), (15, 7815388), (20, 5861541), (21, 5582420), (28, 4186815), (30, 3907694), (35, 3349452), (42, 2791210), (60, 1953847), (70, 1674726), (84, 1395605), (105, 1116484), (140, 837363), (210, 558242), (420, 279121)]

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