311349136

素因数分解:

$2^4\times 7^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 732810240

約数和(自身を除く): 421461104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 53, 56, 59, 98, 106, 112, 118, 127, 196, 212, 236, 254, 371, 392, 413, 424, 472, 508, 742, 784, 826, 848, 889, 944, 1016, 1484, 1652, 1778, 2032, 2597, 2891, 2968, 3127, 3304, 3556, 5194, 5782, 5936, 6223, 6254, 6608, 6731, 7112, 7493, 10388, 11564, 12446, 12508, 13462, 14224, 14986, 20776, 21889, 23128, 24892, 25016, 26924, 29972, 41552, 43778, 46256, 47117, 49784, 50032, 52451, 53848, 59944, 87556, 94234, 99568, 104902, 107696, 119888, 153223, 175112, 188468, 209804, 306446, 329819, 350224, 367157, 376936, 397129, 419608, 612892, 659638, 734314, 753872, 794258, 839216, 1225784, 1319276, 1468628, 1588516, 2451568, 2638552, 2779903, 2937256, 3177032, 5277104, 5559806, 5874512, 6354064, 11119612, 19459321, 22239224, 38918642, 44478448, 77837284, 155674568, 311349136]

約数ペア:

[(1, 311349136), (2, 155674568), (4, 77837284), (7, 44478448), (8, 38918642), (14, 22239224), (16, 19459321), (28, 11119612), (49, 6354064), (53, 5874512), (56, 5559806), (59, 5277104), (98, 3177032), (106, 2937256), (112, 2779903), (118, 2638552), (127, 2451568), (196, 1588516), (212, 1468628), (236, 1319276), (254, 1225784), (371, 839216), (392, 794258), (413, 753872), (424, 734314), (472, 659638), (508, 612892), (742, 419608), (784, 397129), (826, 376936), (848, 367157), (889, 350224), (944, 329819), (1016, 306446), (1484, 209804), (1652, 188468), (1778, 175112), (2032, 153223), (2597, 119888), (2891, 107696), (2968, 104902), (3127, 99568), (3304, 94234), (3556, 87556), (5194, 59944), (5782, 53848), (5936, 52451), (6223, 50032), (6254, 49784), (6608, 47117), (6731, 46256), (7112, 43778), (7493, 41552), (10388, 29972), (11564, 26924), (12446, 25016), (12508, 24892), (13462, 23128), (14224, 21889), (14986, 20776)]