203914980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1132861}}^1$

素因数の和:1132876

約数の個数: 36

約数和(自身を含む): 618542652

約数和(自身を除く): 414627672

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1132861, 2265722, 3398583, 4531444, 5664305, 6797166, 10195749, 11328610, 13594332, 16992915, 20391498, 22657220, 33985830, 40782996, 50978745, 67971660, 101957490, 203914980]

約数ペア:

[(1, 203914980), (2, 101957490), (3, 67971660), (4, 50978745), (5, 40782996), (6, 33985830), (9, 22657220), (10, 20391498), (12, 16992915), (15, 13594332), (18, 11328610), (20, 10195749), (30, 6797166), (36, 5664305), (45, 4531444), (60, 3398583), (90, 2265722), (180, 1132861)]