205600890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:652

約数の個数: 128

約数和(自身を含む): 579529728

約数和(自身を除く): 373928838

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 67, 85, 102, 110, 134, 165, 170, 187, 201, 255, 330, 335, 374, 402, 510, 547, 561, 670, 737, 935, 1005, 1094, 1122, 1139, 1474, 1641, 1870, 2010, 2211, 2278, 2735, 2805, 3282, 3417, 3685, 4422, 5470, 5610, 5695, 6017, 6834, 7370, 8205, 9299, 11055, 11390, 12034, 12529, 16410, 17085, 18051, 18598, 22110, 25058, 27897, 30085, 34170, 36102, 36649, 37587, 46495, 55794, 60170, 62645, 73298, 75174, 90255, 92990, 102289, 109947, 125290, 139485, 180510, 183245, 187935, 204578, 219894, 278970, 306867, 366490, 375870, 403139, 511445, 549735, 613734, 623033, 806278, 1022890, 1099470, 1209417, 1246066, 1534335, 1869099, 2015695, 2418834, 3068670, 3115165, 3738198, 4031390, 6047085, 6230330, 6853363, 9345495, 12094170, 13706726, 18690990, 20560089, 34266815, 41120178, 68533630, 102800445, 205600890]

約数ペア:

[(1, 205600890), (2, 102800445), (3, 68533630), (5, 41120178), (6, 34266815), (10, 20560089), (11, 18690990), (15, 13706726), (17, 12094170), (22, 9345495), (30, 6853363), (33, 6230330), (34, 6047085), (51, 4031390), (55, 3738198), (66, 3115165), (67, 3068670), (85, 2418834), (102, 2015695), (110, 1869099), (134, 1534335), (165, 1246066), (170, 1209417), (187, 1099470), (201, 1022890), (255, 806278), (330, 623033), (335, 613734), (374, 549735), (402, 511445), (510, 403139), (547, 375870), (561, 366490), (670, 306867), (737, 278970), (935, 219894), (1005, 204578), (1094, 187935), (1122, 183245), (1139, 180510), (1474, 139485), (1641, 125290), (1870, 109947), (2010, 102289), (2211, 92990), (2278, 90255), (2735, 75174), (2805, 73298), (3282, 62645), (3417, 60170), (3685, 55794), (4422, 46495), (5470, 37587), (5610, 36649), (5695, 36102), (6017, 34170), (6834, 30085), (7370, 27897), (8205, 25058), (9299, 22110), (11055, 18598), (11390, 18051), (12034, 17085), (12529, 16410)]