257746008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20149}}^1$

素因数の和:20212

約数の個数: 64

約数和(自身を含む): 710892000

約数和(自身を除く): 453145992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 78, 82, 104, 123, 156, 164, 246, 312, 328, 492, 533, 984, 1066, 1599, 2132, 3198, 4264, 6396, 12792, 20149, 40298, 60447, 80596, 120894, 161192, 241788, 261937, 483576, 523874, 785811, 826109, 1047748, 1571622, 1652218, 2095496, 2478327, 3143244, 3304436, 4956654, 6286488, 6608872, 9913308, 10739417, 19826616, 21478834, 32218251, 42957668, 64436502, 85915336, 128873004, 257746008]

約数ペア:

[(1, 257746008), (2, 128873004), (3, 85915336), (4, 64436502), (6, 42957668), (8, 32218251), (12, 21478834), (13, 19826616), (24, 10739417), (26, 9913308), (39, 6608872), (41, 6286488), (52, 4956654), (78, 3304436), (82, 3143244), (104, 2478327), (123, 2095496), (156, 1652218), (164, 1571622), (246, 1047748), (312, 826109), (328, 785811), (492, 523874), (533, 483576), (984, 261937), (1066, 241788), (1599, 161192), (2132, 120894), (3198, 80596), (4264, 60447), (6396, 40298), (12792, 20149)]