About the Number

249272128

249272127 ← → 249272129

2進数表記:1110110110111001011101000000

漢数字表記:二億四千九百二十七万二千百二十八

素因数分解:

2 6 × 7 1 × 41 2 × 331 1

素因数の和:432
約数の個数: 84
約数和(自身を含む): 581188576
約数和(自身を除く): 331916448

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 164, 224, 287, 328, 331, 448, 574, 656, 662, 1148, 1312, 1324, 1681, 2296, 2317, 2624, 2648, 3362, 4592, 4634, 5296, 6724, 9184, 9268, 10592, 11767, 13448, 13571, 18368, 18536, 21184, 23534, 26896, 27142, 37072, 47068, 53792, 54284, 74144, 94136, 94997, 107584, 108568, 148288, 188272, 189994, 217136, 376544, 379988, 434272, 556411, 753088, 759976, 868544, 1112822, 1519952, 2225644, 3039904, 3894877, 4451288, 6079808, 7789754, 8902576, 15579508, 17805152, 31159016, 35610304, 62318032, 124636064, 249272128]

約数ペア:
[(1, 249272128), (2, 124636064), (4, 62318032), (7, 35610304), (8, 31159016), (14, 17805152), (16, 15579508), (28, 8902576), (32, 7789754), (41, 6079808), (56, 4451288), (64, 3894877), (82, 3039904), (112, 2225644), (164, 1519952), (224, 1112822), (287, 868544), (328, 759976), (331, 753088), (448, 556411), (574, 434272), (656, 379988), (662, 376544), (1148, 217136), (1312, 189994), (1324, 188272), (1681, 148288), (2296, 108568), (2317, 107584), (2624, 94997), (2648, 94136), (3362, 74144), (4592, 54284), (4634, 53792), (5296, 47068), (6724, 37072), (9184, 27142), (9268, 26896), (10592, 23534), (11767, 21184), (13448, 18536), (13571, 18368)]

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