2561917008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{331511}}^1$

素因数の和:331552

約数の個数: 80

約数和(自身を含む): 7892637696

約数和(自身を除く): 5330720688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 276, 322, 336, 368, 483, 552, 644, 966, 1104, 1288, 1932, 2576, 3864, 7728, 331511, 663022, 994533, 1326044, 1989066, 2320577, 2652088, 3978132, 4641154, 5304176, 6961731, 7624753, 7956264, 9282308, 13923462, 15249506, 15912528, 18564616, 22874259, 27846924, 30499012, 37129232, 45748518, 53373271, 55693848, 60998024, 91497036, 106746542, 111387696, 121996048, 160119813, 182994072, 213493084, 320239626, 365988144, 426986168, 640479252, 853972336, 1280958504, 2561917008]

約数ペア:

[(1, 2561917008), (2, 1280958504), (3, 853972336), (4, 640479252), (6, 426986168), (7, 365988144), (8, 320239626), (12, 213493084), (14, 182994072), (16, 160119813), (21, 121996048), (23, 111387696), (24, 106746542), (28, 91497036), (42, 60998024), (46, 55693848), (48, 53373271), (56, 45748518), (69, 37129232), (84, 30499012), (92, 27846924), (112, 22874259), (138, 18564616), (161, 15912528), (168, 15249506), (184, 13923462), (276, 9282308), (322, 7956264), (336, 7624753), (368, 6961731), (483, 5304176), (552, 4641154), (644, 3978132), (966, 2652088), (1104, 2320577), (1288, 1989066), (1932, 1326044), (2576, 994533), (3864, 663022), (7728, 331511)]