168216540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{90439}}^1$

素因数の和:90482

約数の個数: 48

約数和(自身を含む): 486205440

約数和(自身を除く): 317988900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 90439, 180878, 271317, 361756, 452195, 542634, 904390, 1085268, 1356585, 1808780, 2713170, 2803609, 5426340, 5607218, 8410827, 11214436, 14018045, 16821654, 28036090, 33643308, 42054135, 56072180, 84108270, 168216540]

約数ペア:

[(1, 168216540), (2, 84108270), (3, 56072180), (4, 42054135), (5, 33643308), (6, 28036090), (10, 16821654), (12, 14018045), (15, 11214436), (20, 8410827), (30, 5607218), (31, 5426340), (60, 2803609), (62, 2713170), (93, 1808780), (124, 1356585), (155, 1085268), (186, 904390), (310, 542634), (372, 452195), (465, 361756), (620, 271317), (930, 180878), (1860, 90439)]