About the Number

1291038240

1291038239 ← → 1291038241

2進数表記:1001100111100111010111000100000

漢数字表記:十二億九千百三万八千二百四十

素因数分解:

2 5 × 3 1 × 5 1 × 29 1 × 163 1 × 569 1

素因数の和:779
約数の個数: 192
約数和(自身を含む): 4240252800
約数和(自身を除く): 2949214560

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 163, 174, 232, 240, 290, 326, 348, 435, 464, 480, 489, 569, 580, 652, 696, 815, 870, 928, 978, 1138, 1160, 1304, 1392, 1630, 1707, 1740, 1956, 2276, 2320, 2445, 2608, 2784, 2845, 3260, 3414, 3480, 3912, 4552, 4640, 4727, 4890, 5216, 5690, 6520, 6828, 6960, 7824, 8535, 9104, 9454, 9780, 11380, 13040, 13656, 13920, 14181, 15648, 16501, 17070, 18208, 18908, 19560, 22760, 23635, 26080, 27312, 28362, 33002, 34140, 37816, 39120, 45520, 47270, 49503, 54624, 56724, 66004, 68280, 70905, 75632, 78240, 82505, 91040, 92747, 94540, 99006, 113448, 132008, 136560, 141810, 151264, 165010, 185494, 189080, 198012, 226896, 247515, 264016, 273120, 278241, 283620, 330020, 370988, 378160, 396024, 453792, 463735, 495030, 528032, 556482, 567240, 660040, 741976, 756320, 792048, 927470, 990060, 1112964, 1134480, 1320080, 1391205, 1483952, 1584096, 1854940, 1980120, 2225928, 2268960, 2640160, 2689663, 2782410, 2967904, 3709880, 3960240, 4451856, 5379326, 5564820, 7419760, 7920480, 8068989, 8903712, 10758652, 11129640, 13448315, 14839520, 16137978, 21517304, 22259280, 26896630, 32275956, 40344945, 43034608, 44518560, 53793260, 64551912, 80689890, 86069216, 107586520, 129103824, 161379780, 215173040, 258207648, 322759560, 430346080, 645519120, 1291038240]

約数ペア:
[(1, 1291038240), (2, 645519120), (3, 430346080), (4, 322759560), (5, 258207648), (6, 215173040), (8, 161379780), (10, 129103824), (12, 107586520), (15, 86069216), (16, 80689890), (20, 64551912), (24, 53793260), (29, 44518560), (30, 43034608), (32, 40344945), (40, 32275956), (48, 26896630), (58, 22259280), (60, 21517304), (80, 16137978), (87, 14839520), (96, 13448315), (116, 11129640), (120, 10758652), (145, 8903712), (160, 8068989), (163, 7920480), (174, 7419760), (232, 5564820), (240, 5379326), (290, 4451856), (326, 3960240), (348, 3709880), (435, 2967904), (464, 2782410), (480, 2689663), (489, 2640160), (569, 2268960), (580, 2225928), (652, 1980120), (696, 1854940), (815, 1584096), (870, 1483952), (928, 1391205), (978, 1320080), (1138, 1134480), (1160, 1112964), (1304, 990060), (1392, 927470), (1630, 792048), (1707, 756320), (1740, 741976), (1956, 660040), (2276, 567240), (2320, 556482), (2445, 528032), (2608, 495030), (2784, 463735), (2845, 453792), (3260, 396024), (3414, 378160), (3480, 370988), (3912, 330020), (4552, 283620), (4640, 278241), (4727, 273120), (4890, 264016), (5216, 247515), (5690, 226896), (6520, 198012), (6828, 189080), (6960, 185494), (7824, 165010), (8535, 151264), (9104, 141810), (9454, 136560), (9780, 132008), (11380, 113448), (13040, 99006), (13656, 94540), (13920, 92747), (14181, 91040), (15648, 82505), (16501, 78240), (17070, 75632), (18208, 70905), (18908, 68280), (19560, 66004), (22760, 56724), (23635, 54624), (26080, 49503), (27312, 47270), (28362, 45520), (33002, 39120), (34140, 37816)]

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