About the Number

128935488

128935487 ← → 128935489

2進数表記:111101011110110011001000000

漢数字表記:一億二千八百九十三万五千四百八十八

素因数分解:

2 6 × 3 1 × 11 1 × 41 1 × 1489 1

素因数の和:1556
約数の個数: 112
約数和(自身を含む): 381487680
約数和(自身を除く): 252552192

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 41, 44, 48, 64, 66, 82, 88, 96, 123, 132, 164, 176, 192, 246, 264, 328, 352, 451, 492, 528, 656, 704, 902, 984, 1056, 1312, 1353, 1489, 1804, 1968, 2112, 2624, 2706, 2978, 3608, 3936, 4467, 5412, 5956, 7216, 7872, 8934, 10824, 11912, 14432, 16379, 17868, 21648, 23824, 28864, 32758, 35736, 43296, 47648, 49137, 61049, 65516, 71472, 86592, 95296, 98274, 122098, 131032, 142944, 183147, 196548, 244196, 262064, 285888, 366294, 393096, 488392, 524128, 671539, 732588, 786192, 976784, 1048256, 1343078, 1465176, 1572384, 1953568, 2014617, 2686156, 2930352, 3144768, 3907136, 4029234, 5372312, 5860704, 8058468, 10744624, 11721408, 16116936, 21489248, 32233872, 42978496, 64467744, 128935488]

約数ペア:
[(1, 128935488), (2, 64467744), (3, 42978496), (4, 32233872), (6, 21489248), (8, 16116936), (11, 11721408), (12, 10744624), (16, 8058468), (22, 5860704), (24, 5372312), (32, 4029234), (33, 3907136), (41, 3144768), (44, 2930352), (48, 2686156), (64, 2014617), (66, 1953568), (82, 1572384), (88, 1465176), (96, 1343078), (123, 1048256), (132, 976784), (164, 786192), (176, 732588), (192, 671539), (246, 524128), (264, 488392), (328, 393096), (352, 366294), (451, 285888), (492, 262064), (528, 244196), (656, 196548), (704, 183147), (902, 142944), (984, 131032), (1056, 122098), (1312, 98274), (1353, 95296), (1489, 86592), (1804, 71472), (1968, 65516), (2112, 61049), (2624, 49137), (2706, 47648), (2978, 43296), (3608, 35736), (3936, 32758), (4467, 28864), (5412, 23824), (5956, 21648), (7216, 17868), (7872, 16379), (8934, 14432), (10824, 11912)]

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