About the Number

130229280

130229279 ← → 130229281

2進数表記:111110000110010010000100000

漢数字表記:一億三千二十二万九千二百八十

素因数分解:

2 5 × 3 2 × 5 1 × 90437 1

素因数の和:90458
約数の個数: 72
約数和(自身を含む): 444412332
約数和(自身を除く): 314183052

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 90437, 180874, 271311, 361748, 452185, 542622, 723496, 813933, 904370, 1085244, 1356555, 1446992, 1627866, 1808740, 2170488, 2713110, 2893984, 3255732, 3617480, 4069665, 4340976, 5426220, 6511464, 7234960, 8139330, 8681952, 10852440, 13022928, 14469920, 16278660, 21704880, 26045856, 32557320, 43409760, 65114640, 130229280]

約数ペア:
[(1, 130229280), (2, 65114640), (3, 43409760), (4, 32557320), (5, 26045856), (6, 21704880), (8, 16278660), (9, 14469920), (10, 13022928), (12, 10852440), (15, 8681952), (16, 8139330), (18, 7234960), (20, 6511464), (24, 5426220), (30, 4340976), (32, 4069665), (36, 3617480), (40, 3255732), (45, 2893984), (48, 2713110), (60, 2170488), (72, 1808740), (80, 1627866), (90, 1446992), (96, 1356555), (120, 1085244), (144, 904370), (160, 813933), (180, 723496), (240, 542622), (288, 452185), (360, 361748), (480, 271311), (720, 180874), (1440, 90437)]

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