648946656

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{313}}^2$

素因数の和:665

約数の個数: 108

約数和(自身を含む): 1931850648

約数和(自身を除く): 1282903992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 313, 368, 414, 552, 626, 736, 828, 939, 1104, 1252, 1656, 1878, 2208, 2504, 2817, 3312, 3756, 5008, 5634, 6624, 7199, 7512, 10016, 11268, 14398, 15024, 21597, 22536, 28796, 30048, 43194, 45072, 57592, 64791, 86388, 90144, 97969, 115184, 129582, 172776, 195938, 230368, 259164, 293907, 345552, 391876, 518328, 587814, 691104, 783752, 881721, 1036656, 1175628, 1567504, 1763442, 2073312, 2253287, 2351256, 3135008, 3526884, 4506574, 4702512, 6759861, 7053768, 9013148, 9405024, 13519722, 14107536, 18026296, 20279583, 27039444, 28215072, 36052592, 40559166, 54078888, 72105184, 81118332, 108157776, 162236664, 216315552, 324473328, 648946656]

約数ペア:

[(1, 648946656), (2, 324473328), (3, 216315552), (4, 162236664), (6, 108157776), (8, 81118332), (9, 72105184), (12, 54078888), (16, 40559166), (18, 36052592), (23, 28215072), (24, 27039444), (32, 20279583), (36, 18026296), (46, 14107536), (48, 13519722), (69, 9405024), (72, 9013148), (92, 7053768), (96, 6759861), (138, 4702512), (144, 4506574), (184, 3526884), (207, 3135008), (276, 2351256), (288, 2253287), (313, 2073312), (368, 1763442), (414, 1567504), (552, 1175628), (626, 1036656), (736, 881721), (828, 783752), (939, 691104), (1104, 587814), (1252, 518328), (1656, 391876), (1878, 345552), (2208, 293907), (2504, 259164), (2817, 230368), (3312, 195938), (3756, 172776), (5008, 129582), (5634, 115184), (6624, 97969), (7199, 90144), (7512, 86388), (10016, 64791), (11268, 57592), (14398, 45072), (15024, 43194), (21597, 30048), (22536, 28796)]