About the Number

3128491680

3128491679 ← → 3128491681

2進数表記:10111010011110001111111010100000

漢数字表記:三十一億二千八百四十九万千六百八十

素因数分解:

2 5 × 3 1 × 5 1 × 107 1 × 60913 1

素因数の和:61038
約数の個数: 96
約数和(自身を含む): 9947012544
約数和(自身を除く): 6818520864

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 107, 120, 160, 214, 240, 321, 428, 480, 535, 642, 856, 1070, 1284, 1605, 1712, 2140, 2568, 3210, 3424, 4280, 5136, 6420, 8560, 10272, 12840, 17120, 25680, 51360, 60913, 121826, 182739, 243652, 304565, 365478, 487304, 609130, 730956, 913695, 974608, 1218260, 1461912, 1827390, 1949216, 2436520, 2923824, 3654780, 4873040, 5847648, 6517691, 7309560, 9746080, 13035382, 14619120, 19553073, 26070764, 29238240, 32588455, 39106146, 52141528, 65176910, 78212292, 97765365, 104283056, 130353820, 156424584, 195530730, 208566112, 260707640, 312849168, 391061460, 521415280, 625698336, 782122920, 1042830560, 1564245840, 3128491680]

約数ペア:
[(1, 3128491680), (2, 1564245840), (3, 1042830560), (4, 782122920), (5, 625698336), (6, 521415280), (8, 391061460), (10, 312849168), (12, 260707640), (15, 208566112), (16, 195530730), (20, 156424584), (24, 130353820), (30, 104283056), (32, 97765365), (40, 78212292), (48, 65176910), (60, 52141528), (80, 39106146), (96, 32588455), (107, 29238240), (120, 26070764), (160, 19553073), (214, 14619120), (240, 13035382), (321, 9746080), (428, 7309560), (480, 6517691), (535, 5847648), (642, 4873040), (856, 3654780), (1070, 2923824), (1284, 2436520), (1605, 1949216), (1712, 1827390), (2140, 1461912), (2568, 1218260), (3210, 974608), (3424, 913695), (4280, 730956), (5136, 609130), (6420, 487304), (8560, 365478), (10272, 304565), (12840, 243652), (17120, 182739), (25680, 121826), (51360, 60913)]

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