About the Number

120908928

120908927 ← → 120908929

2進数表記:111001101001110110010000000

漢数字表記:一億二千九十万八千九百二十八

素因数分解:

2 7 × 3 1 × 7 1 × 31 1 × 1451 1

素因数の和:1506
約数の個数: 128
約数和(自身を含む): 379146240
約数和(自身を除く): 258237312

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 128, 168, 186, 192, 217, 224, 248, 336, 372, 384, 434, 448, 496, 651, 672, 744, 868, 896, 992, 1302, 1344, 1451, 1488, 1736, 1984, 2604, 2688, 2902, 2976, 3472, 3968, 4353, 5208, 5804, 5952, 6944, 8706, 10157, 10416, 11608, 11904, 13888, 17412, 20314, 20832, 23216, 27776, 30471, 34824, 40628, 41664, 44981, 46432, 60942, 69648, 81256, 83328, 89962, 92864, 121884, 134943, 139296, 162512, 179924, 185728, 243768, 269886, 278592, 314867, 325024, 359848, 487536, 539772, 557184, 629734, 650048, 719696, 944601, 975072, 1079544, 1259468, 1300096, 1439392, 1889202, 1950144, 2159088, 2518936, 2878784, 3778404, 3900288, 4318176, 5037872, 5757568, 7556808, 8636352, 10075744, 15113616, 17272704, 20151488, 30227232, 40302976, 60454464, 120908928]

約数ペア:
[(1, 120908928), (2, 60454464), (3, 40302976), (4, 30227232), (6, 20151488), (7, 17272704), (8, 15113616), (12, 10075744), (14, 8636352), (16, 7556808), (21, 5757568), (24, 5037872), (28, 4318176), (31, 3900288), (32, 3778404), (42, 2878784), (48, 2518936), (56, 2159088), (62, 1950144), (64, 1889202), (84, 1439392), (93, 1300096), (96, 1259468), (112, 1079544), (124, 975072), (128, 944601), (168, 719696), (186, 650048), (192, 629734), (217, 557184), (224, 539772), (248, 487536), (336, 359848), (372, 325024), (384, 314867), (434, 278592), (448, 269886), (496, 243768), (651, 185728), (672, 179924), (744, 162512), (868, 139296), (896, 134943), (992, 121884), (1302, 92864), (1344, 89962), (1451, 83328), (1488, 81256), (1736, 69648), (1984, 60942), (2604, 46432), (2688, 44981), (2902, 41664), (2976, 40628), (3472, 34824), (3968, 30471), (4353, 27776), (5208, 23216), (5804, 20832), (5952, 20314), (6944, 17412), (8706, 13888), (10157, 11904), (10416, 11608)]

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