206958420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1149769}}^1$

素因数の和:1149784

約数の個数: 36

約数和(自身を含む): 627774420

約数和(自身を除く): 420816000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1149769, 2299538, 3449307, 4599076, 5748845, 6898614, 10347921, 11497690, 13797228, 17246535, 20695842, 22995380, 34493070, 41391684, 51739605, 68986140, 103479210, 206958420]

約数ペア:

[(1, 206958420), (2, 103479210), (3, 68986140), (4, 51739605), (5, 41391684), (6, 34493070), (9, 22995380), (10, 20695842), (12, 17246535), (15, 13797228), (18, 11497690), (20, 10347921), (30, 6898614), (36, 5748845), (45, 4599076), (60, 3449307), (90, 2299538), (180, 1149769)]