28689360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17077}}^1$

素因数の和:17100

約数の個数: 80

約数和(自身を含む): 101648256

約数和(自身を除く): 72958896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 17077, 34154, 51231, 68308, 85385, 102462, 119539, 136616, 170770, 204924, 239078, 256155, 273232, 341540, 358617, 409848, 478156, 512310, 597695, 683080, 717234, 819696, 956312, 1024620, 1195390, 1366160, 1434468, 1793085, 1912624, 2049240, 2390780, 2868936, 3586170, 4098480, 4781560, 5737872, 7172340, 9563120, 14344680, 28689360]

約数ペア:

[(1, 28689360), (2, 14344680), (3, 9563120), (4, 7172340), (5, 5737872), (6, 4781560), (7, 4098480), (8, 3586170), (10, 2868936), (12, 2390780), (14, 2049240), (15, 1912624), (16, 1793085), (20, 1434468), (21, 1366160), (24, 1195390), (28, 1024620), (30, 956312), (35, 819696), (40, 717234), (42, 683080), (48, 597695), (56, 512310), (60, 478156), (70, 409848), (80, 358617), (84, 341540), (105, 273232), (112, 256155), (120, 239078), (140, 204924), (168, 170770), (210, 136616), (240, 119539), (280, 102462), (336, 85385), (420, 68308), (560, 51231), (840, 34154), (1680, 17077)]