1520791965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 3439687680

約数和(自身を除く): 1918895715

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 43, 45, 55, 59, 63, 77, 99, 105, 129, 165, 173, 177, 215, 231, 295, 301, 315, 385, 387, 413, 473, 495, 519, 531, 645, 649, 693, 865, 885, 903, 1155, 1211, 1239, 1419, 1505, 1557, 1903, 1935, 1947, 2065, 2365, 2537, 2595, 2655, 2709, 3245, 3311, 3465, 3633, 3717, 4257, 4515, 4543, 5709, 5841, 6055, 6195, 7095, 7439, 7611, 7785, 9515, 9735, 9933, 10207, 10899, 12685, 13321, 13545, 13629, 16555, 17127, 17759, 18165, 18585, 21285, 22317, 22715, 22833, 27907, 28545, 29205, 29799, 30621, 37195, 38055, 39963, 40887, 49665, 51035, 52073, 53277, 54495, 66605, 66951, 68145, 71449, 81829, 83721, 85635, 88795, 91863, 111585, 112277, 114165, 119889, 139535, 148995, 153105, 156219, 159831, 195349, 199815, 204435, 214347, 245487, 251163, 260365, 266385, 334755, 336831, 357245, 409145, 418605, 438901, 459315, 468657, 561385, 572803, 586047, 599445, 643041, 736461, 781095, 785939, 799155, 976745, 1010493, 1071735, 1227435, 1255815, 1316703, 1684155, 1718409, 1758141, 2194505, 2343285, 2357817, 2864015, 2930235, 3072307, 3215205, 3682305, 3929695, 3950109, 4827911, 5052465, 5155227, 6583515, 7073451, 8592045, 8790705, 9216921, 11789085, 14483733, 15361535, 19750545, 24139555, 25776135, 27650763, 33795377, 35367255, 43451199, 46084605, 72418665, 101386131, 138253815, 168976885, 217255995, 304158393, 506930655, 1520791965]

約数ペア:

[(1, 1520791965), (3, 506930655), (5, 304158393), (7, 217255995), (9, 168976885), (11, 138253815), (15, 101386131), (21, 72418665), (33, 46084605), (35, 43451199), (43, 35367255), (45, 33795377), (55, 27650763), (59, 25776135), (63, 24139555), (77, 19750545), (99, 15361535), (105, 14483733), (129, 11789085), (165, 9216921), (173, 8790705), (177, 8592045), (215, 7073451), (231, 6583515), (295, 5155227), (301, 5052465), (315, 4827911), (385, 3950109), (387, 3929695), (413, 3682305), (473, 3215205), (495, 3072307), (519, 2930235), (531, 2864015), (645, 2357817), (649, 2343285), (693, 2194505), (865, 1758141), (885, 1718409), (903, 1684155), (1155, 1316703), (1211, 1255815), (1239, 1227435), (1419, 1071735), (1505, 1010493), (1557, 976745), (1903, 799155), (1935, 785939), (1947, 781095), (2065, 736461), (2365, 643041), (2537, 599445), (2595, 586047), (2655, 572803), (2709, 561385), (3245, 468657), (3311, 459315), (3465, 438901), (3633, 418605), (3717, 409145), (4257, 357245), (4515, 336831), (4543, 334755), (5709, 266385), (5841, 260365), (6055, 251163), (6195, 245487), (7095, 214347), (7439, 204435), (7611, 199815), (7785, 195349), (9515, 159831), (9735, 156219), (9933, 153105), (10207, 148995), (10899, 139535), (12685, 119889), (13321, 114165), (13545, 112277), (13629, 111585), (16555, 91863), (17127, 88795), (17759, 85635), (18165, 83721), (18585, 81829), (21285, 71449), (22317, 68145), (22715, 66951), (22833, 66605), (27907, 54495), (28545, 53277), (29205, 52073), (29799, 51035), (30621, 49665), (37195, 40887), (38055, 39963)]