81346272

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{17293}}^1$

素因数の和:17320

約数の個数: 72

約数和(自身を含む): 248411016

約数和(自身を除く): 167064744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4704, 17293, 34586, 51879, 69172, 103758, 121051, 138344, 207516, 242102, 276688, 363153, 415032, 484204, 553376, 726306, 830064, 847357, 968408, 1452612, 1660128, 1694714, 1936816, 2542071, 2905224, 3389428, 3873632, 5084142, 5810448, 6778856, 10168284, 11620896, 13557712, 20336568, 27115424, 40673136, 81346272]

約数ペア:

[(1, 81346272), (2, 40673136), (3, 27115424), (4, 20336568), (6, 13557712), (7, 11620896), (8, 10168284), (12, 6778856), (14, 5810448), (16, 5084142), (21, 3873632), (24, 3389428), (28, 2905224), (32, 2542071), (42, 1936816), (48, 1694714), (49, 1660128), (56, 1452612), (84, 968408), (96, 847357), (98, 830064), (112, 726306), (147, 553376), (168, 484204), (196, 415032), (224, 363153), (294, 276688), (336, 242102), (392, 207516), (588, 138344), (672, 121051), (784, 103758), (1176, 69172), (1568, 51879), (2352, 34586), (4704, 17293)]