215187520

素因数分解:

$2^6\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1097}}^1$

素因数の和:1727

約数の個数: 56

約数和(自身を含む): 513719064

約数和(自身を除く): 298531544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 613, 1097, 1226, 2194, 2452, 3065, 4388, 4904, 5485, 6130, 8776, 9808, 10970, 12260, 17552, 19616, 21940, 24520, 35104, 39232, 43880, 49040, 70208, 87760, 98080, 175520, 196160, 351040, 672461, 1344922, 2689844, 3362305, 5379688, 6724610, 10759376, 13449220, 21518752, 26898440, 43037504, 53796880, 107593760, 215187520]

約数ペア:

[(1, 215187520), (2, 107593760), (4, 53796880), (5, 43037504), (8, 26898440), (10, 21518752), (16, 13449220), (20, 10759376), (32, 6724610), (40, 5379688), (64, 3362305), (80, 2689844), (160, 1344922), (320, 672461), (613, 351040), (1097, 196160), (1226, 175520), (2194, 98080), (2452, 87760), (3065, 70208), (4388, 49040), (4904, 43880), (5485, 39232), (6130, 35104), (8776, 24520), (9808, 21940), (10970, 19616), (12260, 17552)]