128348304

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{381989}}^1$

素因数の和:382007

約数の個数: 40

約数和(自身を含む): 378934080

約数和(自身を除く): 250585776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 381989, 763978, 1145967, 1527956, 2291934, 2673923, 3055912, 4583868, 5347846, 6111824, 8021769, 9167736, 10695692, 16043538, 18335472, 21391384, 32087076, 42782768, 64174152, 128348304]

約数ペア:

[(1, 128348304), (2, 64174152), (3, 42782768), (4, 32087076), (6, 21391384), (7, 18335472), (8, 16043538), (12, 10695692), (14, 9167736), (16, 8021769), (21, 6111824), (24, 5347846), (28, 4583868), (42, 3055912), (48, 2673923), (56, 2291934), (84, 1527956), (112, 1145967), (168, 763978), (336, 381989)]