245894656

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 160

約数和(自身を含む): 620674560

約数和(自身を除く): 374779904

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 32, 38, 46, 56, 64, 76, 92, 112, 128, 133, 152, 157, 161, 184, 224, 256, 266, 304, 314, 322, 368, 437, 448, 512, 532, 608, 628, 644, 736, 874, 896, 1064, 1099, 1216, 1256, 1288, 1472, 1748, 1792, 2128, 2198, 2432, 2512, 2576, 2944, 2983, 3059, 3496, 3584, 3611, 4256, 4396, 4864, 5024, 5152, 5888, 5966, 6118, 6992, 7222, 8512, 8792, 9728, 10048, 10304, 11776, 11932, 12236, 13984, 14444, 17024, 17584, 20096, 20608, 20881, 23864, 24472, 25277, 27968, 28888, 34048, 35168, 40192, 41216, 41762, 47728, 48944, 50554, 55936, 57776, 68096, 68609, 70336, 80384, 82432, 83524, 95456, 97888, 101108, 111872, 115552, 137218, 140672, 167048, 190912, 195776, 202216, 223744, 231104, 274436, 281344, 334096, 381824, 391552, 404432, 462208, 480263, 548872, 562688, 668192, 763648, 783104, 808864, 924416, 960526, 1097744, 1336384, 1527296, 1566208, 1617728, 1848832, 1921052, 2195488, 2672768, 3235456, 3842104, 4390976, 5345536, 6470912, 7684208, 8781952, 10691072, 12941824, 15368416, 17563904, 30736832, 35127808, 61473664, 122947328, 245894656]

約数ペア:

[(1, 245894656), (2, 122947328), (4, 61473664), (7, 35127808), (8, 30736832), (14, 17563904), (16, 15368416), (19, 12941824), (23, 10691072), (28, 8781952), (32, 7684208), (38, 6470912), (46, 5345536), (56, 4390976), (64, 3842104), (76, 3235456), (92, 2672768), (112, 2195488), (128, 1921052), (133, 1848832), (152, 1617728), (157, 1566208), (161, 1527296), (184, 1336384), (224, 1097744), (256, 960526), (266, 924416), (304, 808864), (314, 783104), (322, 763648), (368, 668192), (437, 562688), (448, 548872), (512, 480263), (532, 462208), (608, 404432), (628, 391552), (644, 381824), (736, 334096), (874, 281344), (896, 274436), (1064, 231104), (1099, 223744), (1216, 202216), (1256, 195776), (1288, 190912), (1472, 167048), (1748, 140672), (1792, 137218), (2128, 115552), (2198, 111872), (2432, 101108), (2512, 97888), (2576, 95456), (2944, 83524), (2983, 82432), (3059, 80384), (3496, 70336), (3584, 68609), (3611, 68096), (4256, 57776), (4396, 55936), (4864, 50554), (5024, 48944), (5152, 47728), (5888, 41762), (5966, 41216), (6118, 40192), (6992, 35168), (7222, 34048), (8512, 28888), (8792, 27968), (9728, 25277), (10048, 24472), (10304, 23864), (11776, 20881), (11932, 20608), (12236, 20096), (13984, 17584), (14444, 17024)]