140311808

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 363995520

約数和(自身を除く): 223683712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 182, 208, 224, 247, 256, 266, 304, 317, 364, 416, 448, 494, 532, 608, 634, 728, 832, 896, 988, 1064, 1216, 1268, 1456, 1664, 1729, 1792, 1976, 2128, 2219, 2432, 2536, 2912, 3328, 3458, 3952, 4121, 4256, 4438, 4864, 5072, 5824, 6023, 6916, 7904, 8242, 8512, 8876, 10144, 11648, 12046, 13832, 15808, 16484, 17024, 17752, 20288, 23296, 24092, 27664, 28847, 31616, 32968, 34048, 35504, 40576, 42161, 48184, 55328, 57694, 63232, 65936, 71008, 78299, 81152, 84322, 96368, 110656, 115388, 131872, 142016, 156598, 168644, 192736, 221312, 230776, 263744, 284032, 313196, 337288, 385472, 442624, 461552, 527488, 548093, 568064, 626392, 674576, 770944, 923104, 1054976, 1096186, 1252784, 1349152, 1541888, 1846208, 2192372, 2505568, 2698304, 3692416, 4384744, 5011136, 5396608, 7384832, 8769488, 10022272, 10793216, 17538976, 20044544, 35077952, 70155904, 140311808]

約数ペア:

[(1, 140311808), (2, 70155904), (4, 35077952), (7, 20044544), (8, 17538976), (13, 10793216), (14, 10022272), (16, 8769488), (19, 7384832), (26, 5396608), (28, 5011136), (32, 4384744), (38, 3692416), (52, 2698304), (56, 2505568), (64, 2192372), (76, 1846208), (91, 1541888), (104, 1349152), (112, 1252784), (128, 1096186), (133, 1054976), (152, 923104), (182, 770944), (208, 674576), (224, 626392), (247, 568064), (256, 548093), (266, 527488), (304, 461552), (317, 442624), (364, 385472), (416, 337288), (448, 313196), (494, 284032), (532, 263744), (608, 230776), (634, 221312), (728, 192736), (832, 168644), (896, 156598), (988, 142016), (1064, 131872), (1216, 115388), (1268, 110656), (1456, 96368), (1664, 84322), (1729, 81152), (1792, 78299), (1976, 71008), (2128, 65936), (2219, 63232), (2432, 57694), (2536, 55328), (2912, 48184), (3328, 42161), (3458, 40576), (3952, 35504), (4121, 34048), (4256, 32968), (4438, 31616), (4864, 28847), (5072, 27664), (5824, 24092), (6023, 23296), (6916, 20288), (7904, 17752), (8242, 17024), (8512, 16484), (8876, 15808), (10144, 13832), (11648, 12046)]