130458420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{724769}}^1$

素因数の和:724784

約数の個数: 36

約数和(自身を含む): 395724420

約数和(自身を除く): 265266000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 724769, 1449538, 2174307, 2899076, 3623845, 4348614, 6522921, 7247690, 8697228, 10871535, 13045842, 14495380, 21743070, 26091684, 32614605, 43486140, 65229210, 130458420]

約数ペア:

[(1, 130458420), (2, 65229210), (3, 43486140), (4, 32614605), (5, 26091684), (6, 21743070), (9, 14495380), (10, 13045842), (12, 10871535), (15, 8697228), (18, 7247690), (20, 6522921), (30, 4348614), (36, 3623845), (45, 2899076), (60, 2174307), (90, 1449538), (180, 724769)]