128638944

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{63809}}^1$

素因数の和:63832

約数の個数: 72

約数和(自身を含む): 418083120

約数和(自身を除く): 289444176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 63809, 127618, 191427, 255236, 382854, 446663, 510472, 574281, 765708, 893326, 1020944, 1148562, 1339989, 1531416, 1786652, 2041888, 2297124, 2679978, 3062832, 3573304, 4019967, 4594248, 5359956, 6125664, 7146608, 8039934, 9188496, 10719912, 14293216, 16079868, 18376992, 21439824, 32159736, 42879648, 64319472, 128638944]

約数ペア:

[(1, 128638944), (2, 64319472), (3, 42879648), (4, 32159736), (6, 21439824), (7, 18376992), (8, 16079868), (9, 14293216), (12, 10719912), (14, 9188496), (16, 8039934), (18, 7146608), (21, 6125664), (24, 5359956), (28, 4594248), (32, 4019967), (36, 3573304), (42, 3062832), (48, 2679978), (56, 2297124), (63, 2041888), (72, 1786652), (84, 1531416), (96, 1339989), (112, 1148562), (126, 1020944), (144, 893326), (168, 765708), (224, 574281), (252, 510472), (288, 446663), (336, 382854), (504, 255236), (672, 191427), (1008, 127618), (2016, 63809)]