218974144

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{11839}}^1$

素因数の和:11885

約数の個数: 42

約数和(自身を含む): 461629760

約数和(自身を除く): 242655616

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 289, 544, 578, 1088, 1156, 2312, 4624, 9248, 11839, 18496, 23678, 47356, 94712, 189424, 201263, 378848, 402526, 757696, 805052, 1610104, 3220208, 3421471, 6440416, 6842942, 12880832, 13685884, 27371768, 54743536, 109487072, 218974144]

約数ペア:

[(1, 218974144), (2, 109487072), (4, 54743536), (8, 27371768), (16, 13685884), (17, 12880832), (32, 6842942), (34, 6440416), (64, 3421471), (68, 3220208), (136, 1610104), (272, 805052), (289, 757696), (544, 402526), (578, 378848), (1088, 201263), (1156, 189424), (2312, 94712), (4624, 47356), (9248, 23678), (11839, 18496)]