256250988

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{145267}}^1$

素因数の和:145291

約数の個数: 54

約数和(自身を含む): 753505116

約数和(自身を除く): 497254128

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 145267, 290534, 435801, 581068, 871602, 1016869, 1307403, 1743204, 2033738, 2614806, 3050607, 4067476, 5229612, 6101214, 7118083, 9151821, 12202428, 14236166, 18303642, 21354249, 28472332, 36607284, 42708498, 64062747, 85416996, 128125494, 256250988]

約数ペア:

[(1, 256250988), (2, 128125494), (3, 85416996), (4, 64062747), (6, 42708498), (7, 36607284), (9, 28472332), (12, 21354249), (14, 18303642), (18, 14236166), (21, 12202428), (28, 9151821), (36, 7118083), (42, 6101214), (49, 5229612), (63, 4067476), (84, 3050607), (98, 2614806), (126, 2033738), (147, 1743204), (196, 1307403), (252, 1016869), (294, 871602), (441, 581068), (588, 435801), (882, 290534), (1764, 145267)]