311712828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 851558400

約数和(自身を除く): 539845572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 107, 158, 214, 237, 316, 321, 428, 439, 474, 553, 642, 749, 878, 948, 1106, 1284, 1317, 1498, 1659, 1756, 2212, 2247, 2634, 2996, 3073, 3318, 4494, 5268, 6146, 6636, 8453, 8988, 9219, 12292, 16906, 18438, 25359, 33812, 34681, 36876, 46973, 50718, 59171, 69362, 93946, 101436, 104043, 118342, 138724, 140919, 177513, 187892, 208086, 236684, 242767, 281838, 328811, 355026, 416172, 485534, 563676, 657622, 710052, 728301, 971068, 986433, 1315244, 1456602, 1972866, 2913204, 3710867, 3945732, 7421734, 11132601, 14843468, 22265202, 25976069, 44530404, 51952138, 77928207, 103904276, 155856414, 311712828]

約数ペア:

[(1, 311712828), (2, 155856414), (3, 103904276), (4, 77928207), (6, 51952138), (7, 44530404), (12, 25976069), (14, 22265202), (21, 14843468), (28, 11132601), (42, 7421734), (79, 3945732), (84, 3710867), (107, 2913204), (158, 1972866), (214, 1456602), (237, 1315244), (316, 986433), (321, 971068), (428, 728301), (439, 710052), (474, 657622), (553, 563676), (642, 485534), (749, 416172), (878, 355026), (948, 328811), (1106, 281838), (1284, 242767), (1317, 236684), (1498, 208086), (1659, 187892), (1756, 177513), (2212, 140919), (2247, 138724), (2634, 118342), (2996, 104043), (3073, 101436), (3318, 93946), (4494, 69362), (5268, 59171), (6146, 50718), (6636, 46973), (8453, 36876), (8988, 34681), (9219, 33812), (12292, 25359), (16906, 18438)]