About the Number

127990140

127990139 ← → 127990141

2進数表記:111101000001111100101111100

漢数字表記:一億二千七百九十九万百四十

素因数分解:

2 2 × 3 1 × 5 1 × 577 1 × 3697 1

素因数の和:4286
約数の個数: 48
約数和(自身を含む): 359090592
約数和(自身を除く): 231100452

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 577, 1154, 1731, 2308, 2885, 3462, 3697, 5770, 6924, 7394, 8655, 11091, 11540, 14788, 17310, 18485, 22182, 34620, 36970, 44364, 55455, 73940, 110910, 221820, 2133169, 4266338, 6399507, 8532676, 10665845, 12799014, 21331690, 25598028, 31997535, 42663380, 63995070, 127990140]

約数ペア:
[(1, 127990140), (2, 63995070), (3, 42663380), (4, 31997535), (5, 25598028), (6, 21331690), (10, 12799014), (12, 10665845), (15, 8532676), (20, 6399507), (30, 4266338), (60, 2133169), (577, 221820), (1154, 110910), (1731, 73940), (2308, 55455), (2885, 44364), (3462, 36970), (3697, 34620), (5770, 22182), (6924, 18485), (7394, 17310), (8655, 14788), (11091, 11540)]

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