201639210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20809}}^1$

素因数の和:20855

約数の個数: 64

約数和(自身を含む): 539395200

約数和(自身を除く): 337755990

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 57, 85, 95, 102, 114, 170, 190, 255, 285, 323, 510, 570, 646, 969, 1615, 1938, 3230, 4845, 9690, 20809, 41618, 62427, 104045, 124854, 208090, 312135, 353753, 395371, 624270, 707506, 790742, 1061259, 1186113, 1768765, 1976855, 2122518, 2372226, 3537530, 3953710, 5306295, 5930565, 6721307, 10612590, 11861130, 13442614, 20163921, 33606535, 40327842, 67213070, 100819605, 201639210]

約数ペア:

[(1, 201639210), (2, 100819605), (3, 67213070), (5, 40327842), (6, 33606535), (10, 20163921), (15, 13442614), (17, 11861130), (19, 10612590), (30, 6721307), (34, 5930565), (38, 5306295), (51, 3953710), (57, 3537530), (85, 2372226), (95, 2122518), (102, 1976855), (114, 1768765), (170, 1186113), (190, 1061259), (255, 790742), (285, 707506), (323, 624270), (510, 395371), (570, 353753), (646, 312135), (969, 208090), (1615, 124854), (1938, 104045), (3230, 62427), (4845, 41618), (9690, 20809)]