238488660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2029}}^1$

素因数の和:2697

約数の個数: 72

約数和(自身を含む): 724880520

約数和(自身を除く): 486391860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 653, 1306, 1959, 2029, 2612, 3265, 3918, 4058, 5877, 6087, 6530, 7836, 8116, 9795, 10145, 11754, 12174, 13060, 18261, 19590, 20290, 23508, 24348, 29385, 30435, 36522, 39180, 40580, 58770, 60870, 73044, 91305, 117540, 121740, 182610, 365220, 1324937, 2649874, 3974811, 5299748, 6624685, 7949622, 11924433, 13249370, 15899244, 19874055, 23848866, 26498740, 39748110, 47697732, 59622165, 79496220, 119244330, 238488660]

約数ペア:

[(1, 238488660), (2, 119244330), (3, 79496220), (4, 59622165), (5, 47697732), (6, 39748110), (9, 26498740), (10, 23848866), (12, 19874055), (15, 15899244), (18, 13249370), (20, 11924433), (30, 7949622), (36, 6624685), (45, 5299748), (60, 3974811), (90, 2649874), (180, 1324937), (653, 365220), (1306, 182610), (1959, 121740), (2029, 117540), (2612, 91305), (3265, 73044), (3918, 60870), (4058, 58770), (5877, 40580), (6087, 39180), (6530, 36522), (7836, 30435), (8116, 29385), (9795, 24348), (10145, 23508), (11754, 20290), (12174, 19590), (13060, 18261)]