239890440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{3109}}^1$

素因数の和:3766

約数の個数: 64

約数和(自身を含む): 721022400

約数和(自身を除く): 481131960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643, 1286, 1929, 2572, 3109, 3215, 3858, 5144, 6218, 6430, 7716, 9327, 9645, 12436, 12860, 15432, 15545, 18654, 19290, 24872, 25720, 31090, 37308, 38580, 46635, 62180, 74616, 77160, 93270, 124360, 186540, 373080, 1999087, 3998174, 5997261, 7996348, 9995435, 11994522, 15992696, 19990870, 23989044, 29986305, 39981740, 47978088, 59972610, 79963480, 119945220, 239890440]

約数ペア:

[(1, 239890440), (2, 119945220), (3, 79963480), (4, 59972610), (5, 47978088), (6, 39981740), (8, 29986305), (10, 23989044), (12, 19990870), (15, 15992696), (20, 11994522), (24, 9995435), (30, 7996348), (40, 5997261), (60, 3998174), (120, 1999087), (643, 373080), (1286, 186540), (1929, 124360), (2572, 93270), (3109, 77160), (3215, 74616), (3858, 62180), (5144, 46635), (6218, 38580), (6430, 37308), (7716, 31090), (9327, 25720), (9645, 24872), (12436, 19290), (12860, 18654), (15432, 15545)]