2017201725

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:818

約数の個数: 240

約数和(自身を含む): 4939076736

約数和(自身を除く): 2921875011

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 25, 27, 33, 35, 45, 51, 55, 63, 75, 77, 81, 85, 99, 105, 119, 135, 153, 165, 175, 187, 189, 225, 231, 255, 275, 297, 315, 357, 385, 405, 425, 459, 495, 525, 561, 567, 595, 675, 693, 761, 765, 825, 891, 935, 945, 1071, 1155, 1275, 1309, 1377, 1485, 1575, 1683, 1785, 1925, 2025, 2079, 2283, 2295, 2475, 2805, 2835, 2975, 3213, 3465, 3805, 3825, 3927, 4455, 4675, 4725, 5049, 5327, 5355, 5775, 6237, 6545, 6849, 6885, 7425, 8371, 8415, 8925, 9639, 10395, 11415, 11475, 11781, 12937, 14025, 14175, 15147, 15981, 16065, 17325, 19025, 19635, 20547, 22275, 25113, 25245, 26635, 26775, 31185, 32725, 34245, 34425, 35343, 38811, 41855, 42075, 47943, 48195, 51975, 57075, 58597, 58905, 61641, 64685, 75339, 75735, 79905, 80325, 90559, 98175, 102735, 106029, 116433, 125565, 126225, 133175, 142307, 143829, 155925, 171225, 175791, 176715, 194055, 209275, 226017, 239715, 240975, 271677, 292985, 294525, 308205, 323425, 349299, 376695, 378675, 399525, 426921, 431487, 452795, 513675, 527373, 530145, 582165, 627825, 678051, 711535, 719145, 815031, 878955, 883575, 970275, 996149, 1047897, 1130085, 1198575, 1280763, 1358385, 1464925, 1541025, 1582119, 1746495, 1883475, 2134605, 2157435, 2263975, 2445093, 2636865, 2650725, 2910825, 2988447, 3390255, 3557675, 3595725, 3842289, 4075155, 4394775, 4746357, 4980745, 5239485, 5650425, 6403815, 6791925, 7335279, 7910595, 8732475, 8965341, 10673025, 10787175, 11526867, 12225465, 13184325, 14942235, 16951275, 19211445, 20375775, 23731785, 24903725, 26197425, 26896023, 32019075, 36676395, 39552975, 44826705, 57634335, 61127325, 74711175, 80688069, 96057225, 118658925, 134480115, 183381975, 224133525, 288171675, 403440345, 672400575, 2017201725]

約数ペア:

[(1, 2017201725), (3, 672400575), (5, 403440345), (7, 288171675), (9, 224133525), (11, 183381975), (15, 134480115), (17, 118658925), (21, 96057225), (25, 80688069), (27, 74711175), (33, 61127325), (35, 57634335), (45, 44826705), (51, 39552975), (55, 36676395), (63, 32019075), (75, 26896023), (77, 26197425), (81, 24903725), (85, 23731785), (99, 20375775), (105, 19211445), (119, 16951275), (135, 14942235), (153, 13184325), (165, 12225465), (175, 11526867), (187, 10787175), (189, 10673025), (225, 8965341), (231, 8732475), (255, 7910595), (275, 7335279), (297, 6791925), (315, 6403815), (357, 5650425), (385, 5239485), (405, 4980745), (425, 4746357), (459, 4394775), (495, 4075155), (525, 3842289), (561, 3595725), (567, 3557675), (595, 3390255), (675, 2988447), (693, 2910825), (761, 2650725), (765, 2636865), (825, 2445093), (891, 2263975), (935, 2157435), (945, 2134605), (1071, 1883475), (1155, 1746495), (1275, 1582119), (1309, 1541025), (1377, 1464925), (1485, 1358385), (1575, 1280763), (1683, 1198575), (1785, 1130085), (1925, 1047897), (2025, 996149), (2079, 970275), (2283, 883575), (2295, 878955), (2475, 815031), (2805, 719145), (2835, 711535), (2975, 678051), (3213, 627825), (3465, 582165), (3805, 530145), (3825, 527373), (3927, 513675), (4455, 452795), (4675, 431487), (4725, 426921), (5049, 399525), (5327, 378675), (5355, 376695), (5775, 349299), (6237, 323425), (6545, 308205), (6849, 294525), (6885, 292985), (7425, 271677), (8371, 240975), (8415, 239715), (8925, 226017), (9639, 209275), (10395, 194055), (11415, 176715), (11475, 175791), (11781, 171225), (12937, 155925), (14025, 143829), (14175, 142307), (15147, 133175), (15981, 126225), (16065, 125565), (17325, 116433), (19025, 106029), (19635, 102735), (20547, 98175), (22275, 90559), (25113, 80325), (25245, 79905), (26635, 75735), (26775, 75339), (31185, 64685), (32725, 61641), (34245, 58905), (34425, 58597), (35343, 57075), (38811, 51975), (41855, 48195), (42075, 47943)]