231077840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{412639}}^1$

素因数の和:412659

約数の個数: 40

約数和(自身を含む): 614008320

約数和(自身を除く): 382930480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 412639, 825278, 1650556, 2063195, 2888473, 3301112, 4126390, 5776946, 6602224, 8252780, 11553892, 14442365, 16505560, 23107784, 28884730, 33011120, 46215568, 57769460, 115538920, 231077840]

約数ペア:

[(1, 231077840), (2, 115538920), (4, 57769460), (5, 46215568), (7, 33011120), (8, 28884730), (10, 23107784), (14, 16505560), (16, 14442365), (20, 11553892), (28, 8252780), (35, 6602224), (40, 5776946), (56, 4126390), (70, 3301112), (80, 2888473), (112, 2063195), (140, 1650556), (280, 825278), (560, 412639)]