1900515512

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 4336865280

約数和(自身を除く): 2436349768

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 61, 62, 122, 124, 131, 137, 217, 244, 248, 262, 274, 427, 434, 488, 524, 548, 854, 868, 917, 959, 1048, 1096, 1708, 1736, 1834, 1891, 1918, 3416, 3668, 3782, 3836, 4061, 4247, 7336, 7564, 7672, 7991, 8122, 8357, 8494, 13237, 15128, 15982, 16244, 16714, 16988, 17947, 26474, 28427, 29729, 31964, 32488, 33428, 33976, 35894, 52948, 55937, 56854, 58499, 59458, 63928, 66856, 71788, 105896, 111874, 113708, 116998, 118916, 125629, 143576, 223748, 227416, 233996, 237832, 247721, 251258, 259067, 447496, 467992, 495442, 502516, 518134, 556357, 990884, 1005032, 1036268, 1094767, 1112714, 1734047, 1813469, 1981768, 2072536, 2189534, 2225428, 3468094, 3626938, 3894499, 4379068, 4450856, 6936188, 7253876, 7663369, 7788998, 8758136, 13872376, 14507752, 15326738, 15577996, 30653476, 31155992, 33937777, 61306952, 67875554, 135751108, 237564439, 271502216, 475128878, 950257756, 1900515512]

約数ペア:

[(1, 1900515512), (2, 950257756), (4, 475128878), (7, 271502216), (8, 237564439), (14, 135751108), (28, 67875554), (31, 61306952), (56, 33937777), (61, 31155992), (62, 30653476), (122, 15577996), (124, 15326738), (131, 14507752), (137, 13872376), (217, 8758136), (244, 7788998), (248, 7663369), (262, 7253876), (274, 6936188), (427, 4450856), (434, 4379068), (488, 3894499), (524, 3626938), (548, 3468094), (854, 2225428), (868, 2189534), (917, 2072536), (959, 1981768), (1048, 1813469), (1096, 1734047), (1708, 1112714), (1736, 1094767), (1834, 1036268), (1891, 1005032), (1918, 990884), (3416, 556357), (3668, 518134), (3782, 502516), (3836, 495442), (4061, 467992), (4247, 447496), (7336, 259067), (7564, 251258), (7672, 247721), (7991, 237832), (8122, 233996), (8357, 227416), (8494, 223748), (13237, 143576), (15128, 125629), (15982, 118916), (16244, 116998), (16714, 113708), (16988, 111874), (17947, 105896), (26474, 71788), (28427, 66856), (29729, 63928), (31964, 59458), (32488, 58499), (33428, 56854), (33976, 55937), (35894, 52948)]