220621212

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{29}}^2\times {\mathrm{347}}^1$

素因数の和:425

約数の個数: 144

約数和(自身を含む): 678961920

約数和(自身を除く): 458340708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 84, 87, 108, 116, 126, 174, 189, 203, 252, 261, 347, 348, 378, 406, 522, 609, 694, 756, 783, 812, 841, 1041, 1044, 1218, 1388, 1566, 1682, 1827, 2082, 2429, 2436, 2523, 3123, 3132, 3364, 3654, 4164, 4858, 5046, 5481, 5887, 6246, 7287, 7308, 7569, 9369, 9716, 10063, 10092, 10962, 11774, 12492, 14574, 15138, 17661, 18738, 20126, 21861, 21924, 22707, 23548, 29148, 30189, 30276, 35322, 37476, 40252, 43722, 45414, 52983, 60378, 65583, 70441, 70644, 87444, 90567, 90828, 105966, 120756, 131166, 140882, 158949, 181134, 211323, 211932, 262332, 271701, 281764, 291827, 317898, 362268, 422646, 543402, 583654, 633969, 635796, 845292, 875481, 1086804, 1167308, 1267938, 1750962, 1901907, 2042789, 2535876, 2626443, 3501924, 3803814, 4085578, 5252886, 6128367, 7607628, 7879329, 8171156, 10505772, 12256734, 15758658, 18385101, 24513468, 31517316, 36770202, 55155303, 73540404, 110310606, 220621212]

約数ペア:

[(1, 220621212), (2, 110310606), (3, 73540404), (4, 55155303), (6, 36770202), (7, 31517316), (9, 24513468), (12, 18385101), (14, 15758658), (18, 12256734), (21, 10505772), (27, 8171156), (28, 7879329), (29, 7607628), (36, 6128367), (42, 5252886), (54, 4085578), (58, 3803814), (63, 3501924), (84, 2626443), (87, 2535876), (108, 2042789), (116, 1901907), (126, 1750962), (174, 1267938), (189, 1167308), (203, 1086804), (252, 875481), (261, 845292), (347, 635796), (348, 633969), (378, 583654), (406, 543402), (522, 422646), (609, 362268), (694, 317898), (756, 291827), (783, 281764), (812, 271701), (841, 262332), (1041, 211932), (1044, 211323), (1218, 181134), (1388, 158949), (1566, 140882), (1682, 131166), (1827, 120756), (2082, 105966), (2429, 90828), (2436, 90567), (2523, 87444), (3123, 70644), (3132, 70441), (3364, 65583), (3654, 60378), (4164, 52983), (4858, 45414), (5046, 43722), (5481, 40252), (5887, 37476), (6246, 35322), (7287, 30276), (7308, 30189), (7569, 29148), (9369, 23548), (9716, 22707), (10063, 21924), (10092, 21861), (10962, 20126), (11774, 18738), (12492, 17661), (14574, 15138)]