212719024

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 490254336

約数和(自身を除く): 277535312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 197, 217, 248, 311, 394, 434, 496, 622, 788, 868, 1244, 1379, 1576, 1736, 2177, 2488, 2758, 3152, 3472, 4354, 4976, 5516, 6107, 8708, 9641, 11032, 12214, 17416, 19282, 22064, 24428, 34832, 38564, 42749, 48856, 61267, 67487, 77128, 85498, 97712, 122534, 134974, 154256, 170996, 245068, 269948, 341992, 428869, 490136, 539896, 683984, 857738, 980272, 1079792, 1715476, 1899277, 3430952, 3798554, 6861904, 7597108, 13294939, 15194216, 26589878, 30388432, 53179756, 106359512, 212719024]

約数ペア:

[(1, 212719024), (2, 106359512), (4, 53179756), (7, 30388432), (8, 26589878), (14, 15194216), (16, 13294939), (28, 7597108), (31, 6861904), (56, 3798554), (62, 3430952), (112, 1899277), (124, 1715476), (197, 1079792), (217, 980272), (248, 857738), (311, 683984), (394, 539896), (434, 490136), (496, 428869), (622, 341992), (788, 269948), (868, 245068), (1244, 170996), (1379, 154256), (1576, 134974), (1736, 122534), (2177, 97712), (2488, 85498), (2758, 77128), (3152, 67487), (3472, 61267), (4354, 48856), (4976, 42749), (5516, 38564), (6107, 34832), (8708, 24428), (9641, 22064), (11032, 19282), (12214, 17416)]