About the Number

230781840

230781839 ← → 230781841

2進数表記:1101110000010111001110010000

漢数字表記:二億三千七十八万千八百四十

素因数分解:

2 4 × 3 1 × 5 1 × 233 1 × 4127 1

素因数の和:4376
約数の個数: 80
約数和(自身を含む): 718668288
約数和(自身を除く): 487886448

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 233, 240, 466, 699, 932, 1165, 1398, 1864, 2330, 2796, 3495, 3728, 4127, 4660, 5592, 6990, 8254, 9320, 11184, 12381, 13980, 16508, 18640, 20635, 24762, 27960, 33016, 41270, 49524, 55920, 61905, 66032, 82540, 99048, 123810, 165080, 198096, 247620, 330160, 495240, 961591, 990480, 1923182, 2884773, 3846364, 4807955, 5769546, 7692728, 9615910, 11539092, 14423865, 15385456, 19231820, 23078184, 28847730, 38463640, 46156368, 57695460, 76927280, 115390920, 230781840]

約数ペア:
[(1, 230781840), (2, 115390920), (3, 76927280), (4, 57695460), (5, 46156368), (6, 38463640), (8, 28847730), (10, 23078184), (12, 19231820), (15, 15385456), (16, 14423865), (20, 11539092), (24, 9615910), (30, 7692728), (40, 5769546), (48, 4807955), (60, 3846364), (80, 2884773), (120, 1923182), (233, 990480), (240, 961591), (466, 495240), (699, 330160), (932, 247620), (1165, 198096), (1398, 165080), (1864, 123810), (2330, 99048), (2796, 82540), (3495, 66032), (3728, 61905), (4127, 55920), (4660, 49524), (5592, 41270), (6990, 33016), (8254, 27960), (9320, 24762), (11184, 20635), (12381, 18640), (13980, 16508)]

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