About the Number

384493140

384493139 ← → 384493141

2進数表記:10110111010101110011001010100

漢数字表記:三億八千四百四十九万三千百四十

素因数分解:

2 2 × 3 2 × 5 1 × 109 1 × 19597 1

素因数の和:19721
約数の個数: 72
約数和(自身を含む): 1177055880
約数和(自身を除く): 792562740

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4905, 6540, 9810, 19597, 19620, 39194, 58791, 78388, 97985, 117582, 176373, 195970, 235164, 293955, 352746, 391940, 587910, 705492, 881865, 1175820, 1763730, 2136073, 3527460, 4272146, 6408219, 8544292, 10680365, 12816438, 19224657, 21360730, 25632876, 32041095, 38449314, 42721460, 64082190, 76898628, 96123285, 128164380, 192246570, 384493140]

約数ペア:
[(1, 384493140), (2, 192246570), (3, 128164380), (4, 96123285), (5, 76898628), (6, 64082190), (9, 42721460), (10, 38449314), (12, 32041095), (15, 25632876), (18, 21360730), (20, 19224657), (30, 12816438), (36, 10680365), (45, 8544292), (60, 6408219), (90, 4272146), (109, 3527460), (180, 2136073), (218, 1763730), (327, 1175820), (436, 881865), (545, 705492), (654, 587910), (981, 391940), (1090, 352746), (1308, 293955), (1635, 235164), (1962, 195970), (2180, 176373), (3270, 117582), (3924, 97985), (4905, 78388), (6540, 58791), (9810, 39194), (19597, 19620)]

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