28420224

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 87964800

約数和(自身を除く): 59544576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 97, 109, 112, 128, 168, 192, 194, 218, 224, 291, 327, 336, 384, 388, 436, 448, 582, 654, 672, 679, 763, 776, 872, 896, 1164, 1308, 1344, 1358, 1526, 1552, 1744, 2037, 2289, 2328, 2616, 2688, 2716, 3052, 3104, 3488, 4074, 4578, 4656, 5232, 5432, 6104, 6208, 6976, 8148, 9156, 9312, 10464, 10573, 10864, 12208, 12416, 13952, 16296, 18312, 18624, 20928, 21146, 21728, 24416, 31719, 32592, 36624, 37248, 41856, 42292, 43456, 48832, 63438, 65184, 73248, 74011, 84584, 86912, 97664, 126876, 130368, 146496, 148022, 169168, 222033, 253752, 260736, 292992, 296044, 338336, 444066, 507504, 592088, 676672, 888132, 1015008, 1184176, 1353344, 1776264, 2030016, 2368352, 3552528, 4060032, 4736704, 7105056, 9473408, 14210112, 28420224]

約数ペア:

[(1, 28420224), (2, 14210112), (3, 9473408), (4, 7105056), (6, 4736704), (7, 4060032), (8, 3552528), (12, 2368352), (14, 2030016), (16, 1776264), (21, 1353344), (24, 1184176), (28, 1015008), (32, 888132), (42, 676672), (48, 592088), (56, 507504), (64, 444066), (84, 338336), (96, 296044), (97, 292992), (109, 260736), (112, 253752), (128, 222033), (168, 169168), (192, 148022), (194, 146496), (218, 130368), (224, 126876), (291, 97664), (327, 86912), (336, 84584), (384, 74011), (388, 73248), (436, 65184), (448, 63438), (582, 48832), (654, 43456), (672, 42292), (679, 41856), (763, 37248), (776, 36624), (872, 32592), (896, 31719), (1164, 24416), (1308, 21728), (1344, 21146), (1358, 20928), (1526, 18624), (1552, 18312), (1744, 16296), (2037, 13952), (2289, 12416), (2328, 12208), (2616, 10864), (2688, 10573), (2716, 10464), (3052, 9312), (3104, 9156), (3488, 8148), (4074, 6976), (4578, 6208), (4656, 6104), (5232, 5432)]