620596404

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{257}}^2$

素因数の和:559

約数の個数: 90

約数和(自身を含む): 1684860870

約数和(自身を除く): 1064264466

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 257, 261, 324, 348, 514, 522, 771, 783, 1028, 1044, 1542, 1566, 2313, 2349, 3084, 3132, 4626, 4698, 6939, 7453, 9252, 9396, 13878, 14906, 20817, 22359, 27756, 29812, 41634, 44718, 66049, 67077, 83268, 89436, 132098, 134154, 198147, 201231, 264196, 268308, 396294, 402462, 594441, 603693, 792588, 804924, 1188882, 1207386, 1783323, 1915421, 2377764, 2414772, 3566646, 3830842, 5349969, 5746263, 7133292, 7661684, 10699938, 11492526, 17238789, 21399876, 22985052, 34477578, 51716367, 68955156, 103432734, 155149101, 206865468, 310298202, 620596404]

約数ペア:

[(1, 620596404), (2, 310298202), (3, 206865468), (4, 155149101), (6, 103432734), (9, 68955156), (12, 51716367), (18, 34477578), (27, 22985052), (29, 21399876), (36, 17238789), (54, 11492526), (58, 10699938), (81, 7661684), (87, 7133292), (108, 5746263), (116, 5349969), (162, 3830842), (174, 3566646), (257, 2414772), (261, 2377764), (324, 1915421), (348, 1783323), (514, 1207386), (522, 1188882), (771, 804924), (783, 792588), (1028, 603693), (1044, 594441), (1542, 402462), (1566, 396294), (2313, 268308), (2349, 264196), (3084, 201231), (3132, 198147), (4626, 134154), (4698, 132098), (6939, 89436), (7453, 83268), (9252, 67077), (9396, 66049), (13878, 44718), (14906, 41634), (20817, 29812), (22359, 27756)]