About the Number

128988048

128988047 ← → 128988049

2進数表記:111101100000011001110010000

漢数字表記:一億二千八百九十八万八千四十八

素因数分解:

2 4 × 3 1 × 7 1 × 23 1 × 16691 1

素因数の和:16732
約数の個数: 80
約数和(自身を含む): 397403136
約数和(自身を除く): 268415088

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 276, 322, 336, 368, 483, 552, 644, 966, 1104, 1288, 1932, 2576, 3864, 7728, 16691, 33382, 50073, 66764, 100146, 116837, 133528, 200292, 233674, 267056, 350511, 383893, 400584, 467348, 701022, 767786, 801168, 934696, 1151679, 1402044, 1535572, 1869392, 2303358, 2687251, 2804088, 3071144, 4606716, 5374502, 5608176, 6142288, 8061753, 9213432, 10749004, 16123506, 18426864, 21498008, 32247012, 42996016, 64494024, 128988048]

約数ペア:
[(1, 128988048), (2, 64494024), (3, 42996016), (4, 32247012), (6, 21498008), (7, 18426864), (8, 16123506), (12, 10749004), (14, 9213432), (16, 8061753), (21, 6142288), (23, 5608176), (24, 5374502), (28, 4606716), (42, 3071144), (46, 2804088), (48, 2687251), (56, 2303358), (69, 1869392), (84, 1535572), (92, 1402044), (112, 1151679), (138, 934696), (161, 801168), (168, 767786), (184, 701022), (276, 467348), (322, 400584), (336, 383893), (368, 350511), (483, 267056), (552, 233674), (644, 200292), (966, 133528), (1104, 116837), (1288, 100146), (1932, 66764), (2576, 50073), (3864, 33382), (7728, 16691)]

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