About the Number

1388302272

1388302271 ← → 1388302273

2進数表記:1010010101111111100111111000000

漢数字表記:十三億八千八百三十万二千二百七十二

素因数分解:

2 6 × 3 2 × 7 1 × 344321 1

素因数の和:344346
約数の個数: 84
約数和(自身を含む): 4547804976
約数和(自身を除く): 3159502704

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 344321, 688642, 1032963, 1377284, 2065926, 2410247, 2754568, 3098889, 4131852, 4820494, 5509136, 6197778, 7230741, 8263704, 9640988, 11018272, 12395556, 14461482, 16527408, 19281976, 21692223, 22036544, 24791112, 28922964, 33054816, 38563952, 43384446, 49582224, 57845928, 66109632, 77127904, 86768892, 99164448, 115691856, 154255808, 173537784, 198328896, 231383712, 347075568, 462767424, 694151136, 1388302272]

約数ペア:
[(1, 1388302272), (2, 694151136), (3, 462767424), (4, 347075568), (6, 231383712), (7, 198328896), (8, 173537784), (9, 154255808), (12, 115691856), (14, 99164448), (16, 86768892), (18, 77127904), (21, 66109632), (24, 57845928), (28, 49582224), (32, 43384446), (36, 38563952), (42, 33054816), (48, 28922964), (56, 24791112), (63, 22036544), (64, 21692223), (72, 19281976), (84, 16527408), (96, 14461482), (112, 12395556), (126, 11018272), (144, 9640988), (168, 8263704), (192, 7230741), (224, 6197778), (252, 5509136), (288, 4820494), (336, 4131852), (448, 3098889), (504, 2754568), (576, 2410247), (672, 2065926), (1008, 1377284), (1344, 1032963), (2016, 688642), (4032, 344321)]

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