639313248

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30689}}^1$

素因数の和:30740

約数の個数: 96

約数和(自身を含む): 1979873280

約数和(自身を除く): 1340560032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 112, 124, 168, 186, 217, 224, 248, 336, 372, 434, 496, 651, 672, 744, 868, 992, 1302, 1488, 1736, 2604, 2976, 3472, 5208, 6944, 10416, 20832, 30689, 61378, 92067, 122756, 184134, 214823, 245512, 368268, 429646, 491024, 644469, 736536, 859292, 951359, 982048, 1288938, 1473072, 1718584, 1902718, 2577876, 2854077, 2946144, 3437168, 3805436, 5155752, 5708154, 6659513, 6874336, 7610872, 10311504, 11416308, 13319026, 15221744, 19978539, 20623008, 22832616, 26638052, 30443488, 39957078, 45665232, 53276104, 79914156, 91330464, 106552208, 159828312, 213104416, 319656624, 639313248]

約数ペア:

[(1, 639313248), (2, 319656624), (3, 213104416), (4, 159828312), (6, 106552208), (7, 91330464), (8, 79914156), (12, 53276104), (14, 45665232), (16, 39957078), (21, 30443488), (24, 26638052), (28, 22832616), (31, 20623008), (32, 19978539), (42, 15221744), (48, 13319026), (56, 11416308), (62, 10311504), (84, 7610872), (93, 6874336), (96, 6659513), (112, 5708154), (124, 5155752), (168, 3805436), (186, 3437168), (217, 2946144), (224, 2854077), (248, 2577876), (336, 1902718), (372, 1718584), (434, 1473072), (496, 1288938), (651, 982048), (672, 951359), (744, 859292), (868, 736536), (992, 644469), (1302, 491024), (1488, 429646), (1736, 368268), (2604, 245512), (2976, 214823), (3472, 184134), (5208, 122756), (6944, 92067), (10416, 61378), (20832, 30689)]