202077990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{787}}^1$

素因数の和:1123

約数の個数: 80

約数和(自身を含む): 545771952

約数和(自身を除く): 343693962

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 317, 405, 634, 787, 810, 951, 1574, 1585, 1902, 2361, 2853, 3170, 3935, 4722, 4755, 5706, 7083, 7870, 8559, 9510, 11805, 14166, 14265, 17118, 21249, 23610, 25677, 28530, 35415, 42498, 42795, 51354, 63747, 70830, 85590, 106245, 127494, 128385, 212490, 249479, 256770, 318735, 498958, 637470, 748437, 1247395, 1496874, 2245311, 2494790, 3742185, 4490622, 6735933, 7484370, 11226555, 13471866, 20207799, 22453110, 33679665, 40415598, 67359330, 101038995, 202077990]

約数ペア:

[(1, 202077990), (2, 101038995), (3, 67359330), (5, 40415598), (6, 33679665), (9, 22453110), (10, 20207799), (15, 13471866), (18, 11226555), (27, 7484370), (30, 6735933), (45, 4490622), (54, 3742185), (81, 2494790), (90, 2245311), (135, 1496874), (162, 1247395), (270, 748437), (317, 637470), (405, 498958), (634, 318735), (787, 256770), (810, 249479), (951, 212490), (1574, 128385), (1585, 127494), (1902, 106245), (2361, 85590), (2853, 70830), (3170, 63747), (3935, 51354), (4722, 42795), (4755, 42498), (5706, 35415), (7083, 28530), (7870, 25677), (8559, 23610), (9510, 21249), (11805, 17118), (14166, 14265)]