72977224

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 149184000

約数和(自身を除く): 76206776

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 73, 116, 124, 139, 146, 232, 248, 278, 292, 556, 584, 899, 1112, 1798, 2117, 2263, 3596, 4031, 4234, 4309, 4526, 7192, 8062, 8468, 8618, 9052, 10147, 16124, 16936, 17236, 18104, 20294, 32248, 34472, 40588, 65627, 81176, 124961, 131254, 249922, 262508, 294263, 314557, 499844, 525016, 588526, 629114, 999688, 1177052, 1258228, 2354104, 2516456, 9122153, 18244306, 36488612, 72977224]

約数ペア:

[(1, 72977224), (2, 36488612), (4, 18244306), (8, 9122153), (29, 2516456), (31, 2354104), (58, 1258228), (62, 1177052), (73, 999688), (116, 629114), (124, 588526), (139, 525016), (146, 499844), (232, 314557), (248, 294263), (278, 262508), (292, 249922), (556, 131254), (584, 124961), (899, 81176), (1112, 65627), (1798, 40588), (2117, 34472), (2263, 32248), (3596, 20294), (4031, 18104), (4234, 17236), (4309, 16936), (4526, 16124), (7192, 10147), (8062, 9052), (8468, 8618)]