261243024

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1901}}^1$

素因数の和:2328

約数の個数: 80

約数和(自身を含む): 773581440

約数和(自身を除く): 512338416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 409, 818, 1227, 1636, 1901, 2454, 2863, 3272, 3802, 4908, 5703, 5726, 6544, 7604, 8589, 9816, 11406, 11452, 13307, 15208, 17178, 19632, 22812, 22904, 26614, 30416, 34356, 39921, 45624, 45808, 53228, 68712, 79842, 91248, 106456, 137424, 159684, 212912, 319368, 638736, 777509, 1555018, 2332527, 3110036, 4665054, 5442563, 6220072, 9330108, 10885126, 12440144, 16327689, 18660216, 21770252, 32655378, 37320432, 43540504, 65310756, 87081008, 130621512, 261243024]

約数ペア:

[(1, 261243024), (2, 130621512), (3, 87081008), (4, 65310756), (6, 43540504), (7, 37320432), (8, 32655378), (12, 21770252), (14, 18660216), (16, 16327689), (21, 12440144), (24, 10885126), (28, 9330108), (42, 6220072), (48, 5442563), (56, 4665054), (84, 3110036), (112, 2332527), (168, 1555018), (336, 777509), (409, 638736), (818, 319368), (1227, 212912), (1636, 159684), (1901, 137424), (2454, 106456), (2863, 91248), (3272, 79842), (3802, 68712), (4908, 53228), (5703, 45808), (5726, 45624), (6544, 39921), (7604, 34356), (8589, 30416), (9816, 26614), (11406, 22904), (11452, 22812), (13307, 19632), (15208, 17178)]