About the Number

129175728

129175727 ← → 129175729

2進数表記:111101100110001000010110000

漢数字表記:一億二千九百十七万五千七百二十八

素因数分解:

2 4 × 3 1 × 11 2 × 23 1 × 967 1

素因数の和:1023
約数の個数: 120
約数和(自身を含む): 383142144
約数和(自身を除く): 253966416

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 33, 44, 46, 48, 66, 69, 88, 92, 121, 132, 138, 176, 184, 242, 253, 264, 276, 363, 368, 484, 506, 528, 552, 726, 759, 967, 968, 1012, 1104, 1452, 1518, 1934, 1936, 2024, 2783, 2901, 2904, 3036, 3868, 4048, 5566, 5802, 5808, 6072, 7736, 8349, 10637, 11132, 11604, 12144, 15472, 16698, 21274, 22241, 22264, 23208, 31911, 33396, 42548, 44482, 44528, 46416, 63822, 66723, 66792, 85096, 88964, 117007, 127644, 133446, 133584, 170192, 177928, 234014, 244651, 255288, 266892, 351021, 355856, 468028, 489302, 510576, 533784, 702042, 733953, 936056, 978604, 1067568, 1404084, 1467906, 1872112, 1957208, 2691161, 2808168, 2935812, 3914416, 5382322, 5616336, 5871624, 8073483, 10764644, 11743248, 16146966, 21529288, 32293932, 43058576, 64587864, 129175728]

約数ペア:
[(1, 129175728), (2, 64587864), (3, 43058576), (4, 32293932), (6, 21529288), (8, 16146966), (11, 11743248), (12, 10764644), (16, 8073483), (22, 5871624), (23, 5616336), (24, 5382322), (33, 3914416), (44, 2935812), (46, 2808168), (48, 2691161), (66, 1957208), (69, 1872112), (88, 1467906), (92, 1404084), (121, 1067568), (132, 978604), (138, 936056), (176, 733953), (184, 702042), (242, 533784), (253, 510576), (264, 489302), (276, 468028), (363, 355856), (368, 351021), (484, 266892), (506, 255288), (528, 244651), (552, 234014), (726, 177928), (759, 170192), (967, 133584), (968, 133446), (1012, 127644), (1104, 117007), (1452, 88964), (1518, 85096), (1934, 66792), (1936, 66723), (2024, 63822), (2783, 46416), (2901, 44528), (2904, 44482), (3036, 42548), (3868, 33396), (4048, 31911), (5566, 23208), (5802, 22264), (5808, 22241), (6072, 21274), (7736, 16698), (8349, 15472), (10637, 12144), (11132, 11604)]

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