28280616

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:615

約数の個数: 128

約数和(自身を含む): 90961920

約数和(自身を除く): 62681304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 23, 24, 26, 28, 39, 42, 46, 52, 56, 69, 78, 84, 91, 92, 104, 138, 156, 161, 168, 182, 184, 273, 276, 299, 312, 322, 364, 483, 546, 552, 563, 598, 644, 728, 897, 966, 1092, 1126, 1196, 1288, 1689, 1794, 1932, 2093, 2184, 2252, 2392, 3378, 3588, 3864, 3941, 4186, 4504, 6279, 6756, 7176, 7319, 7882, 8372, 11823, 12558, 12949, 13512, 14638, 15764, 16744, 21957, 23646, 25116, 25898, 29276, 31528, 38847, 43914, 47292, 50232, 51233, 51796, 58552, 77694, 87828, 90643, 94584, 102466, 103592, 153699, 155388, 168337, 175656, 181286, 204932, 271929, 307398, 310776, 336674, 362572, 409864, 505011, 543858, 614796, 673348, 725144, 1010022, 1087716, 1178359, 1229592, 1346696, 2020044, 2175432, 2356718, 3535077, 4040088, 4713436, 7070154, 9426872, 14140308, 28280616]

約数ペア:

[(1, 28280616), (2, 14140308), (3, 9426872), (4, 7070154), (6, 4713436), (7, 4040088), (8, 3535077), (12, 2356718), (13, 2175432), (14, 2020044), (21, 1346696), (23, 1229592), (24, 1178359), (26, 1087716), (28, 1010022), (39, 725144), (42, 673348), (46, 614796), (52, 543858), (56, 505011), (69, 409864), (78, 362572), (84, 336674), (91, 310776), (92, 307398), (104, 271929), (138, 204932), (156, 181286), (161, 175656), (168, 168337), (182, 155388), (184, 153699), (273, 103592), (276, 102466), (299, 94584), (312, 90643), (322, 87828), (364, 77694), (483, 58552), (546, 51796), (552, 51233), (563, 50232), (598, 47292), (644, 43914), (728, 38847), (897, 31528), (966, 29276), (1092, 25898), (1126, 25116), (1196, 23646), (1288, 21957), (1689, 16744), (1794, 15764), (1932, 14638), (2093, 13512), (2184, 12949), (2252, 12558), (2392, 11823), (3378, 8372), (3588, 7882), (3864, 7319), (3941, 7176), (4186, 6756), (4504, 6279)]