About the Number

120879030

120879029 ← → 120879031

2進数表記:111001101000111011110110110

漢数字表記:一億二千八十七万九千三十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 239 1 × 733 1

素因数の和:1005
約数の個数: 64
約数和(自身を含む): 304404480
約数和(自身を除く): 183525450

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 239, 345, 478, 690, 717, 733, 1195, 1434, 1466, 2199, 2390, 3585, 3665, 4398, 5497, 7170, 7330, 10994, 10995, 16491, 16859, 21990, 27485, 32982, 33718, 50577, 54970, 82455, 84295, 101154, 164910, 168590, 175187, 252885, 350374, 505770, 525561, 875935, 1051122, 1751870, 2627805, 4029301, 5255610, 8058602, 12087903, 20146505, 24175806, 40293010, 60439515, 120879030]

約数ペア:
[(1, 120879030), (2, 60439515), (3, 40293010), (5, 24175806), (6, 20146505), (10, 12087903), (15, 8058602), (23, 5255610), (30, 4029301), (46, 2627805), (69, 1751870), (115, 1051122), (138, 875935), (230, 525561), (239, 505770), (345, 350374), (478, 252885), (690, 175187), (717, 168590), (733, 164910), (1195, 101154), (1434, 84295), (1466, 82455), (2199, 54970), (2390, 50577), (3585, 33718), (3665, 32982), (4398, 27485), (5497, 21990), (7170, 16859), (7330, 16491), (10994, 10995)]

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