About the Number

202131569388

202131569387 ← → 202131569389

2進数表記:10111100001111111110101111101011101100

漢数字表記:二千二十一億三千百五十六万九千三百八十八

素因数分解:

2 2 × 3 1 × 7 1 × 19 1 × 53 1 × 191 1 × 12511 1

素因数の和:12788
約数の個数: 192
約数和(自身を含む): 581165383680
約数和(自身を除く): 379033814292

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 53, 57, 76, 84, 106, 114, 133, 159, 191, 212, 228, 266, 318, 371, 382, 399, 532, 573, 636, 742, 764, 798, 1007, 1113, 1146, 1337, 1484, 1596, 2014, 2226, 2292, 2674, 3021, 3629, 4011, 4028, 4452, 5348, 6042, 7049, 7258, 8022, 10123, 10887, 12084, 12511, 14098, 14516, 16044, 20246, 21147, 21774, 25022, 25403, 28196, 30369, 37533, 40492, 42294, 43548, 50044, 50806, 60738, 70861, 75066, 76209, 84588, 87577, 101612, 121476, 141722, 150132, 152418, 175154, 192337, 212583, 237709, 262731, 283444, 304836, 350308, 384674, 425166, 475418, 525462, 577011, 663083, 713127, 769348, 850332, 950836, 1050924, 1154022, 1326166, 1346359, 1426254, 1663963, 1989249, 2308044, 2389601, 2652332, 2692718, 2852508, 3327926, 3978498, 4039077, 4641581, 4779202, 4991889, 5385436, 6655852, 7168803, 7956996, 8078154, 9283162, 9558404, 9983778, 12598577, 13924743, 14337606, 16156308, 16727207, 18566324, 19967556, 25197154, 27849486, 28675212, 33454414, 37795731, 45402419, 50181621, 50394308, 55698972, 66908828, 75591462, 88190039, 90804838, 100363242, 126648853, 136207257, 151182924, 176380078, 181609676, 200726484, 253297706, 264570117, 272414514, 317816933, 352760156, 379946559, 506595412, 529140234, 544829028, 635633866, 759893118, 886541971, 953450799, 1058280468, 1271267732, 1519786236, 1773083942, 1906901598, 2406328207, 2659625913, 3546167884, 3813803196, 4812656414, 5319251826, 7218984621, 9625312828, 10638503652, 14437969242, 16844297449, 28875938484, 33688594898, 50532892347, 67377189796, 101065784694, 202131569388]

約数ペア:
[(1, 202131569388), (2, 101065784694), (3, 67377189796), (4, 50532892347), (6, 33688594898), (7, 28875938484), (12, 16844297449), (14, 14437969242), (19, 10638503652), (21, 9625312828), (28, 7218984621), (38, 5319251826), (42, 4812656414), (53, 3813803196), (57, 3546167884), (76, 2659625913), (84, 2406328207), (106, 1906901598), (114, 1773083942), (133, 1519786236), (159, 1271267732), (191, 1058280468), (212, 953450799), (228, 886541971), (266, 759893118), (318, 635633866), (371, 544829028), (382, 529140234), (399, 506595412), (532, 379946559), (573, 352760156), (636, 317816933), (742, 272414514), (764, 264570117), (798, 253297706), (1007, 200726484), (1113, 181609676), (1146, 176380078), (1337, 151182924), (1484, 136207257), (1596, 126648853), (2014, 100363242), (2226, 90804838), (2292, 88190039), (2674, 75591462), (3021, 66908828), (3629, 55698972), (4011, 50394308), (4028, 50181621), (4452, 45402419), (5348, 37795731), (6042, 33454414), (7049, 28675212), (7258, 27849486), (8022, 25197154), (10123, 19967556), (10887, 18566324), (12084, 16727207), (12511, 16156308), (14098, 14337606), (14516, 13924743), (16044, 12598577), (20246, 9983778), (21147, 9558404), (21774, 9283162), (25022, 8078154), (25403, 7956996), (28196, 7168803), (30369, 6655852), (37533, 5385436), (40492, 4991889), (42294, 4779202), (43548, 4641581), (50044, 4039077), (50806, 3978498), (60738, 3327926), (70861, 2852508), (75066, 2692718), (76209, 2652332), (84588, 2389601), (87577, 2308044), (101612, 1989249), (121476, 1663963), (141722, 1426254), (150132, 1346359), (152418, 1326166), (175154, 1154022), (192337, 1050924), (212583, 950836), (237709, 850332), (262731, 769348), (283444, 713127), (304836, 663083), (350308, 577011), (384674, 525462), (425166, 475418)]

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