421908872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 1043159040

約数和(自身を除く): 621250168

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 97, 154, 161, 184, 194, 253, 307, 308, 322, 388, 506, 614, 616, 644, 679, 776, 1012, 1067, 1228, 1288, 1358, 1771, 2024, 2134, 2149, 2231, 2456, 2716, 3377, 3542, 4268, 4298, 4462, 5432, 6754, 7061, 7084, 7469, 8536, 8596, 8924, 13508, 14122, 14168, 14938, 15617, 17192, 17848, 23639, 24541, 27016, 28244, 29779, 29876, 31234, 47278, 49082, 49427, 56488, 59558, 59752, 62468, 77671, 94556, 98164, 98854, 119116, 124936, 155342, 171787, 189112, 196328, 197708, 208453, 238232, 310684, 327569, 343574, 395416, 416906, 543697, 621368, 655138, 684917, 687148, 833812, 1087394, 1310276, 1369834, 1374296, 1667624, 2174788, 2292983, 2620552, 2739668, 4349576, 4585966, 4794419, 5479336, 7534087, 9171932, 9588838, 15068174, 18343864, 19177676, 30136348, 38355352, 52738609, 60272696, 105477218, 210954436, 421908872]

約数ペア:

[(1, 421908872), (2, 210954436), (4, 105477218), (7, 60272696), (8, 52738609), (11, 38355352), (14, 30136348), (22, 19177676), (23, 18343864), (28, 15068174), (44, 9588838), (46, 9171932), (56, 7534087), (77, 5479336), (88, 4794419), (92, 4585966), (97, 4349576), (154, 2739668), (161, 2620552), (184, 2292983), (194, 2174788), (253, 1667624), (307, 1374296), (308, 1369834), (322, 1310276), (388, 1087394), (506, 833812), (614, 687148), (616, 684917), (644, 655138), (679, 621368), (776, 543697), (1012, 416906), (1067, 395416), (1228, 343574), (1288, 327569), (1358, 310684), (1771, 238232), (2024, 208453), (2134, 197708), (2149, 196328), (2231, 189112), (2456, 171787), (2716, 155342), (3377, 124936), (3542, 119116), (4268, 98854), (4298, 98164), (4462, 94556), (5432, 77671), (6754, 62468), (7061, 59752), (7084, 59558), (7469, 56488), (8536, 49427), (8596, 49082), (8924, 47278), (13508, 31234), (14122, 29876), (14168, 29779), (14938, 28244), (15617, 27016), (17192, 24541), (17848, 23639)]