313999616

素因数分解:

$2^8\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1279}}^1$

素因数の和:1439

約数の個数: 72

約数和(自身を含む): 722104320

約数和(自身を除く): 408104704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 256, 274, 448, 548, 896, 959, 1096, 1279, 1792, 1918, 2192, 2558, 3836, 4384, 5116, 7672, 8768, 8953, 10232, 15344, 17536, 17906, 20464, 30688, 35072, 35812, 40928, 61376, 71624, 81856, 122752, 143248, 163712, 175223, 245504, 286496, 327424, 350446, 572992, 700892, 1145984, 1226561, 1401784, 2291968, 2453122, 2803568, 4906244, 5607136, 9812488, 11214272, 19624976, 22428544, 39249952, 44857088, 78499904, 156999808, 313999616]

約数ペア:

[(1, 313999616), (2, 156999808), (4, 78499904), (7, 44857088), (8, 39249952), (14, 22428544), (16, 19624976), (28, 11214272), (32, 9812488), (56, 5607136), (64, 4906244), (112, 2803568), (128, 2453122), (137, 2291968), (224, 1401784), (256, 1226561), (274, 1145984), (448, 700892), (548, 572992), (896, 350446), (959, 327424), (1096, 286496), (1279, 245504), (1792, 175223), (1918, 163712), (2192, 143248), (2558, 122752), (3836, 81856), (4384, 71624), (5116, 61376), (7672, 40928), (8768, 35812), (8953, 35072), (10232, 30688), (15344, 20464), (17536, 17906)]