2028924975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:143

約数の個数: 216

約数和(自身を含む): 4546514560

約数和(自身を除く): 2517589585

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 25, 33, 35, 41, 55, 57, 75, 77, 95, 105, 121, 123, 133, 165, 175, 205, 209, 231, 275, 285, 287, 363, 385, 399, 451, 475, 525, 605, 615, 627, 665, 779, 825, 847, 861, 1025, 1045, 1155, 1353, 1425, 1435, 1463, 1681, 1815, 1925, 1995, 2255, 2299, 2337, 2541, 3025, 3075, 3135, 3157, 3325, 3895, 4235, 4305, 4389, 4961, 5043, 5225, 5453, 5775, 6765, 6897, 7175, 7315, 8405, 8569, 9075, 9471, 9975, 11275, 11495, 11685, 11767, 12705, 14883, 15675, 15785, 16093, 16359, 18491, 19475, 21175, 21525, 21945, 24805, 25215, 25707, 27265, 31939, 33825, 34485, 34727, 35301, 36575, 42025, 42845, 47355, 48279, 55473, 57475, 58425, 58835, 59983, 63525, 74415, 78925, 80465, 81795, 92455, 94259, 95817, 104181, 109725, 124025, 126075, 128535, 129437, 136325, 159695, 172425, 173635, 176505, 179949, 203401, 214225, 223573, 236775, 241395, 277365, 282777, 294175, 299915, 351329, 372075, 388311, 402325, 408975, 462275, 471295, 479085, 520905, 610203, 642675, 647185, 659813, 670719, 798475, 868175, 882525, 899745, 1017005, 1053987, 1117865, 1206975, 1386825, 1413885, 1423807, 1499575, 1756645, 1941555, 1979439, 2356475, 2395425, 2459303, 2604525, 3051015, 3235925, 3299065, 3353595, 3864619, 4271421, 4498725, 5085025, 5269935, 5589325, 7069425, 7119035, 7377909, 8783225, 9707775, 9897195, 11593857, 12296515, 15255075, 16495325, 16767975, 19323095, 21357105, 26349675, 27052333, 35595175, 36889545, 49485975, 57969285, 61482575, 81156999, 96615475, 106785525, 135261665, 184447725, 289846425, 405784995, 676308325, 2028924975]

約数ペア:

[(1, 2028924975), (3, 676308325), (5, 405784995), (7, 289846425), (11, 184447725), (15, 135261665), (19, 106785525), (21, 96615475), (25, 81156999), (33, 61482575), (35, 57969285), (41, 49485975), (55, 36889545), (57, 35595175), (75, 27052333), (77, 26349675), (95, 21357105), (105, 19323095), (121, 16767975), (123, 16495325), (133, 15255075), (165, 12296515), (175, 11593857), (205, 9897195), (209, 9707775), (231, 8783225), (275, 7377909), (285, 7119035), (287, 7069425), (363, 5589325), (385, 5269935), (399, 5085025), (451, 4498725), (475, 4271421), (525, 3864619), (605, 3353595), (615, 3299065), (627, 3235925), (665, 3051015), (779, 2604525), (825, 2459303), (847, 2395425), (861, 2356475), (1025, 1979439), (1045, 1941555), (1155, 1756645), (1353, 1499575), (1425, 1423807), (1435, 1413885), (1463, 1386825), (1681, 1206975), (1815, 1117865), (1925, 1053987), (1995, 1017005), (2255, 899745), (2299, 882525), (2337, 868175), (2541, 798475), (3025, 670719), (3075, 659813), (3135, 647185), (3157, 642675), (3325, 610203), (3895, 520905), (4235, 479085), (4305, 471295), (4389, 462275), (4961, 408975), (5043, 402325), (5225, 388311), (5453, 372075), (5775, 351329), (6765, 299915), (6897, 294175), (7175, 282777), (7315, 277365), (8405, 241395), (8569, 236775), (9075, 223573), (9471, 214225), (9975, 203401), (11275, 179949), (11495, 176505), (11685, 173635), (11767, 172425), (12705, 159695), (14883, 136325), (15675, 129437), (15785, 128535), (16093, 126075), (16359, 124025), (18491, 109725), (19475, 104181), (21175, 95817), (21525, 94259), (21945, 92455), (24805, 81795), (25215, 80465), (25707, 78925), (27265, 74415), (31939, 63525), (33825, 59983), (34485, 58835), (34727, 58425), (35301, 57475), (36575, 55473), (42025, 48279), (42845, 47355)]