666545664

素因数分解:

$2^9\times 3^1\times {\mathrm{409}}^1\times {\mathrm{1061}}^1$

素因数の和:1491

約数の個数: 80

約数和(自身を含む): 1781738640

約数和(自身を除く): 1115192976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 409, 512, 768, 818, 1061, 1227, 1536, 1636, 2122, 2454, 3183, 3272, 4244, 4908, 6366, 6544, 8488, 9816, 12732, 13088, 16976, 19632, 25464, 26176, 33952, 39264, 50928, 52352, 67904, 78528, 101856, 104704, 135808, 157056, 203712, 209408, 271616, 314112, 407424, 433949, 543232, 628224, 814848, 867898, 1301847, 1629696, 1735796, 2603694, 3471592, 5207388, 6943184, 10414776, 13886368, 20829552, 27772736, 41659104, 55545472, 83318208, 111090944, 166636416, 222181888, 333272832, 666545664]

約数ペア:

[(1, 666545664), (2, 333272832), (3, 222181888), (4, 166636416), (6, 111090944), (8, 83318208), (12, 55545472), (16, 41659104), (24, 27772736), (32, 20829552), (48, 13886368), (64, 10414776), (96, 6943184), (128, 5207388), (192, 3471592), (256, 2603694), (384, 1735796), (409, 1629696), (512, 1301847), (768, 867898), (818, 814848), (1061, 628224), (1227, 543232), (1536, 433949), (1636, 407424), (2122, 314112), (2454, 271616), (3183, 209408), (3272, 203712), (4244, 157056), (4908, 135808), (6366, 104704), (6544, 101856), (8488, 78528), (9816, 67904), (12732, 52352), (13088, 50928), (16976, 39264), (19632, 33952), (25464, 26176)]