400087584

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{106861}}^1$

素因数の和:106890

約数の個数: 72

約数和(自身を含む): 1225279692

約数和(自身を除く): 825192108

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 106861, 213722, 320583, 427444, 641166, 854888, 961749, 1282332, 1389193, 1709776, 1923498, 2564664, 2778386, 3419552, 3846996, 4167579, 5129328, 5556772, 7693992, 8335158, 10258656, 11113544, 12502737, 15387984, 16670316, 22227088, 25005474, 30775968, 33340632, 44454176, 50010948, 66681264, 100021896, 133362528, 200043792, 400087584]

約数ペア:

[(1, 400087584), (2, 200043792), (3, 133362528), (4, 100021896), (6, 66681264), (8, 50010948), (9, 44454176), (12, 33340632), (13, 30775968), (16, 25005474), (18, 22227088), (24, 16670316), (26, 15387984), (32, 12502737), (36, 11113544), (39, 10258656), (48, 8335158), (52, 7693992), (72, 5556772), (78, 5129328), (96, 4167579), (104, 3846996), (117, 3419552), (144, 2778386), (156, 2564664), (208, 1923498), (234, 1709776), (288, 1389193), (312, 1282332), (416, 961749), (468, 854888), (624, 641166), (936, 427444), (1248, 320583), (1872, 213722), (3744, 106861)]