338931456

素因数分解:

$2^8\times 3^1\times {\mathrm{223}}^1\times {\mathrm{1979}}^1$

素因数の和:2221

約数の個数: 72

約数和(自身を含む): 906554880

約数和(自身を除く): 567623424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 223, 256, 384, 446, 669, 768, 892, 1338, 1784, 1979, 2676, 3568, 3958, 5352, 5937, 7136, 7916, 10704, 11874, 14272, 15832, 21408, 23748, 28544, 31664, 42816, 47496, 57088, 63328, 85632, 94992, 126656, 171264, 189984, 253312, 379968, 441317, 506624, 759936, 882634, 1323951, 1519872, 1765268, 2647902, 3530536, 5295804, 7061072, 10591608, 14122144, 21183216, 28244288, 42366432, 56488576, 84732864, 112977152, 169465728, 338931456]

約数ペア:

[(1, 338931456), (2, 169465728), (3, 112977152), (4, 84732864), (6, 56488576), (8, 42366432), (12, 28244288), (16, 21183216), (24, 14122144), (32, 10591608), (48, 7061072), (64, 5295804), (96, 3530536), (128, 2647902), (192, 1765268), (223, 1519872), (256, 1323951), (384, 882634), (446, 759936), (669, 506624), (768, 441317), (892, 379968), (1338, 253312), (1784, 189984), (1979, 171264), (2676, 126656), (3568, 94992), (3958, 85632), (5352, 63328), (5937, 57088), (7136, 47496), (7916, 42816), (10704, 31664), (11874, 28544), (14272, 23748), (15832, 21408)]