206157280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 192

約数和(自身を含む): 595703808

約数和(自身を除く): 389546528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 53, 56, 70, 80, 92, 106, 112, 115, 140, 151, 160, 161, 184, 212, 224, 230, 265, 280, 302, 322, 368, 371, 424, 460, 530, 560, 604, 644, 736, 742, 755, 805, 848, 920, 1057, 1060, 1120, 1208, 1219, 1288, 1484, 1510, 1610, 1696, 1840, 1855, 2114, 2120, 2416, 2438, 2576, 2968, 3020, 3220, 3473, 3680, 3710, 4228, 4240, 4832, 4876, 5152, 5285, 5936, 6040, 6095, 6440, 6946, 7420, 8003, 8456, 8480, 8533, 9752, 10570, 11872, 12080, 12190, 12880, 13892, 14840, 16006, 16912, 17066, 17365, 19504, 21140, 24160, 24311, 24380, 25760, 27784, 29680, 32012, 33824, 34132, 34730, 39008, 40015, 42280, 42665, 48622, 48760, 55568, 56021, 59360, 64024, 68264, 69460, 80030, 84560, 85330, 97244, 97520, 111136, 112042, 121555, 128048, 136528, 138920, 160060, 169120, 170660, 184069, 194488, 195040, 224084, 243110, 256096, 273056, 277840, 280105, 320120, 341320, 368138, 388976, 448168, 486220, 555680, 560210, 640240, 682640, 736276, 777952, 896336, 920345, 972440, 1120420, 1280480, 1288483, 1365280, 1472552, 1792672, 1840690, 1944880, 2240840, 2576966, 2945104, 3681380, 3889760, 4481680, 5153932, 5890208, 6442415, 7362760, 8963360, 10307864, 12884830, 14725520, 20615728, 25769660, 29451040, 41231456, 51539320, 103078640, 206157280]

約数ペア:

[(1, 206157280), (2, 103078640), (4, 51539320), (5, 41231456), (7, 29451040), (8, 25769660), (10, 20615728), (14, 14725520), (16, 12884830), (20, 10307864), (23, 8963360), (28, 7362760), (32, 6442415), (35, 5890208), (40, 5153932), (46, 4481680), (53, 3889760), (56, 3681380), (70, 2945104), (80, 2576966), (92, 2240840), (106, 1944880), (112, 1840690), (115, 1792672), (140, 1472552), (151, 1365280), (160, 1288483), (161, 1280480), (184, 1120420), (212, 972440), (224, 920345), (230, 896336), (265, 777952), (280, 736276), (302, 682640), (322, 640240), (368, 560210), (371, 555680), (424, 486220), (460, 448168), (530, 388976), (560, 368138), (604, 341320), (644, 320120), (736, 280105), (742, 277840), (755, 273056), (805, 256096), (848, 243110), (920, 224084), (1057, 195040), (1060, 194488), (1120, 184069), (1208, 170660), (1219, 169120), (1288, 160060), (1484, 138920), (1510, 136528), (1610, 128048), (1696, 121555), (1840, 112042), (1855, 111136), (2114, 97520), (2120, 97244), (2416, 85330), (2438, 84560), (2576, 80030), (2968, 69460), (3020, 68264), (3220, 64024), (3473, 59360), (3680, 56021), (3710, 55568), (4228, 48760), (4240, 48622), (4832, 42665), (4876, 42280), (5152, 40015), (5285, 39008), (5936, 34730), (6040, 34132), (6095, 33824), (6440, 32012), (6946, 29680), (7420, 27784), (8003, 25760), (8456, 24380), (8480, 24311), (8533, 24160), (9752, 21140), (10570, 19504), (11872, 17365), (12080, 17066), (12190, 16912), (12880, 16006), (13892, 14840)]