160921040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2543}}^1$

素因数の和:2676

約数の個数: 80

約数和(自身を含む): 431543808

約数和(自身を除く): 270622768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 452, 560, 565, 791, 904, 1130, 1582, 1808, 2260, 2543, 3164, 3955, 4520, 5086, 6328, 7910, 9040, 10172, 12656, 12715, 15820, 17801, 20344, 25430, 31640, 35602, 40688, 50860, 63280, 71204, 89005, 101720, 142408, 178010, 203440, 284816, 287359, 356020, 574718, 712040, 1149436, 1424080, 1436795, 2011513, 2298872, 2873590, 4023026, 4597744, 5747180, 8046052, 10057565, 11494360, 16092104, 20115130, 22988720, 32184208, 40230260, 80460520, 160921040]

約数ペア:

[(1, 160921040), (2, 80460520), (4, 40230260), (5, 32184208), (7, 22988720), (8, 20115130), (10, 16092104), (14, 11494360), (16, 10057565), (20, 8046052), (28, 5747180), (35, 4597744), (40, 4023026), (56, 2873590), (70, 2298872), (80, 2011513), (112, 1436795), (113, 1424080), (140, 1149436), (226, 712040), (280, 574718), (452, 356020), (560, 287359), (565, 284816), (791, 203440), (904, 178010), (1130, 142408), (1582, 101720), (1808, 89005), (2260, 71204), (2543, 63280), (3164, 50860), (3955, 40688), (4520, 35602), (5086, 31640), (6328, 25430), (7910, 20344), (9040, 17801), (10172, 15820), (12656, 12715)]