28212690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 80621568

約数和(自身を除く): 52408878

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 47, 51, 55, 66, 85, 94, 102, 107, 110, 141, 165, 170, 187, 214, 235, 255, 282, 321, 330, 374, 470, 510, 517, 535, 561, 642, 705, 799, 935, 1034, 1070, 1122, 1177, 1410, 1551, 1598, 1605, 1819, 1870, 2354, 2397, 2585, 2805, 3102, 3210, 3531, 3638, 3995, 4794, 5029, 5170, 5457, 5610, 5885, 7062, 7755, 7990, 8789, 9095, 10058, 10914, 11770, 11985, 15087, 15510, 17578, 17655, 18190, 20009, 23970, 25145, 26367, 27285, 30174, 35310, 40018, 43945, 50290, 52734, 54570, 55319, 60027, 75435, 85493, 87890, 100045, 110638, 120054, 131835, 150870, 165957, 170986, 200090, 256479, 263670, 276595, 300135, 331914, 427465, 512958, 553190, 600270, 829785, 854930, 940423, 1282395, 1659570, 1880846, 2564790, 2821269, 4702115, 5642538, 9404230, 14106345, 28212690]

約数ペア:

[(1, 28212690), (2, 14106345), (3, 9404230), (5, 5642538), (6, 4702115), (10, 2821269), (11, 2564790), (15, 1880846), (17, 1659570), (22, 1282395), (30, 940423), (33, 854930), (34, 829785), (47, 600270), (51, 553190), (55, 512958), (66, 427465), (85, 331914), (94, 300135), (102, 276595), (107, 263670), (110, 256479), (141, 200090), (165, 170986), (170, 165957), (187, 150870), (214, 131835), (235, 120054), (255, 110638), (282, 100045), (321, 87890), (330, 85493), (374, 75435), (470, 60027), (510, 55319), (517, 54570), (535, 52734), (561, 50290), (642, 43945), (705, 40018), (799, 35310), (935, 30174), (1034, 27285), (1070, 26367), (1122, 25145), (1177, 23970), (1410, 20009), (1551, 18190), (1598, 17655), (1605, 17578), (1819, 15510), (1870, 15087), (2354, 11985), (2397, 11770), (2585, 10914), (2805, 10058), (3102, 9095), (3210, 8789), (3531, 7990), (3638, 7755), (3995, 7062), (4794, 5885), (5029, 5610), (5170, 5457)]