2783116490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:708

約数の個数: 128

約数和(自身を含む): 6444748800

約数和(自身を除く): 3661632310

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 55, 70, 77, 82, 110, 154, 199, 205, 287, 385, 398, 410, 443, 451, 574, 770, 886, 902, 995, 1393, 1435, 1990, 2189, 2215, 2255, 2786, 2870, 3101, 3157, 4378, 4430, 4510, 4873, 6202, 6314, 6965, 8159, 9746, 10945, 13930, 15323, 15505, 15785, 16318, 18163, 21890, 24365, 30646, 31010, 31570, 34111, 36326, 40795, 48730, 57113, 68222, 76615, 81590, 88157, 89749, 90815, 114226, 127141, 153230, 170555, 176314, 179498, 181630, 199793, 254282, 285565, 341110, 399586, 440785, 448745, 571130, 617099, 628243, 635705, 881570, 897490, 969727, 998965, 1234198, 1256486, 1271410, 1398551, 1939454, 1997930, 2797102, 3085495, 3141215, 3614437, 4848635, 6170990, 6282430, 6788089, 6992755, 7228874, 9697270, 13576178, 13985510, 18072185, 25301059, 33940445, 36144370, 39758807, 50602118, 67880890, 79517614, 126505295, 198794035, 253010590, 278311649, 397588070, 556623298, 1391558245, 2783116490]

約数ペア:

[(1, 2783116490), (2, 1391558245), (5, 556623298), (7, 397588070), (10, 278311649), (11, 253010590), (14, 198794035), (22, 126505295), (35, 79517614), (41, 67880890), (55, 50602118), (70, 39758807), (77, 36144370), (82, 33940445), (110, 25301059), (154, 18072185), (199, 13985510), (205, 13576178), (287, 9697270), (385, 7228874), (398, 6992755), (410, 6788089), (443, 6282430), (451, 6170990), (574, 4848635), (770, 3614437), (886, 3141215), (902, 3085495), (995, 2797102), (1393, 1997930), (1435, 1939454), (1990, 1398551), (2189, 1271410), (2215, 1256486), (2255, 1234198), (2786, 998965), (2870, 969727), (3101, 897490), (3157, 881570), (4378, 635705), (4430, 628243), (4510, 617099), (4873, 571130), (6202, 448745), (6314, 440785), (6965, 399586), (8159, 341110), (9746, 285565), (10945, 254282), (13930, 199793), (15323, 181630), (15505, 179498), (15785, 176314), (16318, 170555), (18163, 153230), (21890, 127141), (24365, 114226), (30646, 90815), (31010, 89749), (31570, 88157), (34111, 81590), (36326, 76615), (40795, 68222), (48730, 57113)]