240995440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1277}}^1$

素因数の和:1634

約数の個数: 80

約数和(自身を含む): 642762432

約数和(自身を除く): 401766992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 337, 560, 674, 1277, 1348, 1685, 2359, 2554, 2696, 3370, 4718, 5108, 5392, 6385, 6740, 8939, 9436, 10216, 11795, 12770, 13480, 17878, 18872, 20432, 23590, 25540, 26960, 35756, 37744, 44695, 47180, 51080, 71512, 89390, 94360, 102160, 143024, 178780, 188720, 357560, 430349, 715120, 860698, 1721396, 2151745, 3012443, 3442792, 4303490, 6024886, 6885584, 8606980, 12049772, 15062215, 17213960, 24099544, 30124430, 34427920, 48199088, 60248860, 120497720, 240995440]

約数ペア:

[(1, 240995440), (2, 120497720), (4, 60248860), (5, 48199088), (7, 34427920), (8, 30124430), (10, 24099544), (14, 17213960), (16, 15062215), (20, 12049772), (28, 8606980), (35, 6885584), (40, 6024886), (56, 4303490), (70, 3442792), (80, 3012443), (112, 2151745), (140, 1721396), (280, 860698), (337, 715120), (560, 430349), (674, 357560), (1277, 188720), (1348, 178780), (1685, 143024), (2359, 102160), (2554, 94360), (2696, 89390), (3370, 71512), (4718, 51080), (5108, 47180), (5392, 44695), (6385, 37744), (6740, 35756), (8939, 26960), (9436, 25540), (10216, 23590), (11795, 20432), (12770, 18872), (13480, 17878)]