1520292235

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 2548039680

約数和(自身を除く): 1027747445

約数列:

[1, 5, 7, 11, 17, 31, 35, 55, 59, 77, 85, 119, 127, 155, 187, 217, 295, 341, 385, 413, 527, 595, 635, 649, 889, 935, 1003, 1085, 1309, 1397, 1705, 1829, 2065, 2159, 2387, 2635, 3245, 3689, 3937, 4445, 4543, 5015, 5797, 6545, 6985, 7021, 7493, 9145, 9779, 10795, 11033, 11935, 12803, 15113, 18445, 19685, 20119, 22715, 23749, 27559, 28985, 31093, 35105, 37465, 40579, 43307, 48895, 52451, 55165, 64015, 66929, 75565, 77231, 82423, 100595, 118745, 127381, 137795, 140833, 155465, 166243, 202895, 216535, 217651, 232283, 262255, 303149, 334645, 342023, 386155, 412115, 468503, 576961, 636905, 704165, 736219, 831215, 891667, 1088255, 1161415, 1401191, 1515745, 1625981, 1710115, 2342515, 2394161, 2555113, 2884805, 3681095, 3948811, 4458335, 5153533, 7005955, 8129905, 9808337, 11970805, 12775565, 17885791, 19744055, 25767665, 27641677, 43436921, 49041685, 89428955, 138208385, 217184605, 304058447, 1520292235]

約数ペア:

[(1, 1520292235), (5, 304058447), (7, 217184605), (11, 138208385), (17, 89428955), (31, 49041685), (35, 43436921), (55, 27641677), (59, 25767665), (77, 19744055), (85, 17885791), (119, 12775565), (127, 11970805), (155, 9808337), (187, 8129905), (217, 7005955), (295, 5153533), (341, 4458335), (385, 3948811), (413, 3681095), (527, 2884805), (595, 2555113), (635, 2394161), (649, 2342515), (889, 1710115), (935, 1625981), (1003, 1515745), (1085, 1401191), (1309, 1161415), (1397, 1088255), (1705, 891667), (1829, 831215), (2065, 736219), (2159, 704165), (2387, 636905), (2635, 576961), (3245, 468503), (3689, 412115), (3937, 386155), (4445, 342023), (4543, 334645), (5015, 303149), (5797, 262255), (6545, 232283), (6985, 217651), (7021, 216535), (7493, 202895), (9145, 166243), (9779, 155465), (10795, 140833), (11033, 137795), (11935, 127381), (12803, 118745), (15113, 100595), (18445, 82423), (19685, 77231), (20119, 75565), (22715, 66929), (23749, 64015), (27559, 55165), (28985, 52451), (31093, 48895), (35105, 43307), (37465, 40579)]