390864

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 1071360

約数和(自身を除く): 680496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 479, 816, 958, 1437, 1916, 2874, 3832, 5748, 7664, 8143, 11496, 16286, 22992, 24429, 32572, 48858, 65144, 97716, 130288, 195432, 390864]

約数ペア:

[(1, 390864), (2, 195432), (3, 130288), (4, 97716), (6, 65144), (8, 48858), (12, 32572), (16, 24429), (17, 22992), (24, 16286), (34, 11496), (48, 8143), (51, 7664), (68, 5748), (102, 3832), (136, 2874), (204, 1916), (272, 1437), (408, 958), (479, 816)]