About the Number

139802880

139802879 ← → 139802881

2進数表記:1000010101010011100100000000

漢数字表記:一億三千九百八十万二千八百八十

素因数分解:

2 8 × 3 1 × 5 1 × 7 2 × 743 1

素因数の和:781
約数の個数: 216
約数和(自身を含む): 520091712
約数和(自身を除く): 380288832

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 743, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1344, 1470, 1486, 1568, 1680, 1792, 1920, 1960, 2229, 2240, 2352, 2688, 2940, 2972, 3136, 3360, 3715, 3840, 3920, 4458, 4480, 4704, 5201, 5376, 5880, 5944, 6272, 6720, 7430, 7840, 8916, 8960, 9408, 10402, 11145, 11760, 11888, 12544, 13440, 14860, 15603, 15680, 17832, 18816, 20804, 22290, 23520, 23776, 26005, 26880, 29720, 31206, 31360, 35664, 36407, 37632, 41608, 44580, 47040, 47552, 52010, 59440, 62412, 62720, 71328, 72814, 78015, 83216, 89160, 94080, 95104, 104020, 109221, 118880, 124824, 142656, 145628, 156030, 166432, 178320, 182035, 188160, 190208, 208040, 218442, 237760, 249648, 285312, 291256, 312060, 332864, 356640, 364070, 416080, 436884, 475520, 499296, 546105, 570624, 582512, 624120, 665728, 713280, 728140, 832160, 873768, 951040, 998592, 1092210, 1165024, 1248240, 1331456, 1426560, 1456280, 1664320, 1747536, 1997184, 2184420, 2330048, 2496480, 2853120, 2912560, 3328640, 3495072, 3994368, 4368840, 4660096, 4992960, 5825120, 6657280, 6990144, 8737680, 9320192, 9985920, 11650240, 13980288, 17475360, 19971840, 23300480, 27960576, 34950720, 46600960, 69901440, 139802880]

約数ペア:
[(1, 139802880), (2, 69901440), (3, 46600960), (4, 34950720), (5, 27960576), (6, 23300480), (7, 19971840), (8, 17475360), (10, 13980288), (12, 11650240), (14, 9985920), (15, 9320192), (16, 8737680), (20, 6990144), (21, 6657280), (24, 5825120), (28, 4992960), (30, 4660096), (32, 4368840), (35, 3994368), (40, 3495072), (42, 3328640), (48, 2912560), (49, 2853120), (56, 2496480), (60, 2330048), (64, 2184420), (70, 1997184), (80, 1747536), (84, 1664320), (96, 1456280), (98, 1426560), (105, 1331456), (112, 1248240), (120, 1165024), (128, 1092210), (140, 998592), (147, 951040), (160, 873768), (168, 832160), (192, 728140), (196, 713280), (210, 665728), (224, 624120), (240, 582512), (245, 570624), (256, 546105), (280, 499296), (294, 475520), (320, 436884), (336, 416080), (384, 364070), (392, 356640), (420, 332864), (448, 312060), (480, 291256), (490, 285312), (560, 249648), (588, 237760), (640, 218442), (672, 208040), (735, 190208), (743, 188160), (768, 182035), (784, 178320), (840, 166432), (896, 156030), (960, 145628), (980, 142656), (1120, 124824), (1176, 118880), (1280, 109221), (1344, 104020), (1470, 95104), (1486, 94080), (1568, 89160), (1680, 83216), (1792, 78015), (1920, 72814), (1960, 71328), (2229, 62720), (2240, 62412), (2352, 59440), (2688, 52010), (2940, 47552), (2972, 47040), (3136, 44580), (3360, 41608), (3715, 37632), (3840, 36407), (3920, 35664), (4458, 31360), (4480, 31206), (4704, 29720), (5201, 26880), (5376, 26005), (5880, 23776), (5944, 23520), (6272, 22290), (6720, 20804), (7430, 18816), (7840, 17832), (8916, 15680), (8960, 15603), (9408, 14860), (10402, 13440), (11145, 12544), (11760, 11888)]

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