380069368

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 828172800

約数和(自身を除く): 448103432

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 157, 278, 311, 314, 556, 622, 628, 973, 1099, 1112, 1244, 1256, 1946, 2177, 2198, 2488, 3892, 4354, 4396, 7784, 8708, 8792, 17416, 21823, 43229, 43646, 48827, 86458, 87292, 97654, 152761, 172916, 174584, 195308, 302603, 305522, 341789, 345832, 390616, 605206, 611044, 683578, 1210412, 1222088, 1367156, 2420824, 2734312, 6786953, 13573906, 27147812, 47508671, 54295624, 95017342, 190034684, 380069368]

約数ペア:

[(1, 380069368), (2, 190034684), (4, 95017342), (7, 54295624), (8, 47508671), (14, 27147812), (28, 13573906), (56, 6786953), (139, 2734312), (157, 2420824), (278, 1367156), (311, 1222088), (314, 1210412), (556, 683578), (622, 611044), (628, 605206), (973, 390616), (1099, 345832), (1112, 341789), (1244, 305522), (1256, 302603), (1946, 195308), (2177, 174584), (2198, 172916), (2488, 152761), (3892, 97654), (4354, 87292), (4396, 86458), (7784, 48827), (8708, 43646), (8792, 43229), (17416, 21823)]