316810576

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 663751168

約数和(自身を除く): 346940592

約数列:

[1, 2, 4, 8, 16, 31, 37, 61, 62, 74, 122, 124, 148, 244, 248, 283, 296, 488, 496, 566, 592, 976, 1132, 1147, 1891, 2257, 2264, 2294, 3782, 4514, 4528, 4588, 7564, 8773, 9028, 9176, 10471, 15128, 17263, 17546, 18056, 18352, 20942, 30256, 34526, 35092, 36112, 41884, 69052, 69967, 70184, 83768, 138104, 139934, 140368, 167536, 276208, 279868, 324601, 535153, 559736, 638731, 649202, 1070306, 1119472, 1277462, 1298404, 2140612, 2554924, 2596808, 4281224, 5109848, 5193616, 8562448, 10219696, 19800661, 39601322, 79202644, 158405288, 316810576]

約数ペア:

[(1, 316810576), (2, 158405288), (4, 79202644), (8, 39601322), (16, 19800661), (31, 10219696), (37, 8562448), (61, 5193616), (62, 5109848), (74, 4281224), (122, 2596808), (124, 2554924), (148, 2140612), (244, 1298404), (248, 1277462), (283, 1119472), (296, 1070306), (488, 649202), (496, 638731), (566, 559736), (592, 535153), (976, 324601), (1132, 279868), (1147, 276208), (1891, 167536), (2257, 140368), (2264, 139934), (2294, 138104), (3782, 83768), (4514, 70184), (4528, 69967), (4588, 69052), (7564, 41884), (8773, 36112), (9028, 35092), (9176, 34526), (10471, 30256), (15128, 20942), (17263, 18352), (17546, 18056)]