About the Number

129891002448

129891002447 ← → 129891002449

2進数表記:1111000111110000110110110100001010000

漢数字表記:千二百九十八億九千百万二千四百四十八

素因数分解:

2 4 × 3 1 × 211 1 × 389 1 × 32969 1

素因数の和:33580
約数の個数: 80
約数和(自身を含む): 338018990400
約数和(自身を除く): 208127987952

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 211, 389, 422, 633, 778, 844, 1167, 1266, 1556, 1688, 2334, 2532, 3112, 3376, 4668, 5064, 6224, 9336, 10128, 18672, 32969, 65938, 82079, 98907, 131876, 164158, 197814, 246237, 263752, 328316, 395628, 492474, 527504, 656632, 791256, 984948, 1313264, 1582512, 1969896, 3939792, 6956459, 12824941, 13912918, 20869377, 25649882, 27825836, 38474823, 41738754, 51299764, 55651672, 76949646, 83477508, 102599528, 111303344, 153899292, 166955016, 205199056, 307798584, 333910032, 615597168, 2706062551, 5412125102, 8118187653, 10824250204, 16236375306, 21648500408, 32472750612, 43297000816, 64945501224, 129891002448]

約数ペア:
[(1, 129891002448), (2, 64945501224), (3, 43297000816), (4, 32472750612), (6, 21648500408), (8, 16236375306), (12, 10824250204), (16, 8118187653), (24, 5412125102), (48, 2706062551), (211, 615597168), (389, 333910032), (422, 307798584), (633, 205199056), (778, 166955016), (844, 153899292), (1167, 111303344), (1266, 102599528), (1556, 83477508), (1688, 76949646), (2334, 55651672), (2532, 51299764), (3112, 41738754), (3376, 38474823), (4668, 27825836), (5064, 25649882), (6224, 20869377), (9336, 13912918), (10128, 12824941), (18672, 6956459), (32969, 3939792), (65938, 1969896), (82079, 1582512), (98907, 1313264), (131876, 984948), (164158, 791256), (197814, 656632), (246237, 527504), (263752, 492474), (328316, 395628)]

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