15861947328

素因数分解:

$2^6\times 3^2\times {\mathrm{43}}^1\times {\mathrm{640421}}^1$

素因数の和:640482

約数の個数: 84

約数和(自身を含む): 46522815768

約数和(自身を除く): 30660868440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 129, 144, 172, 192, 258, 288, 344, 387, 516, 576, 688, 774, 1032, 1376, 1548, 2064, 2752, 3096, 4128, 6192, 8256, 12384, 24768, 640421, 1280842, 1921263, 2561684, 3842526, 5123368, 5763789, 7685052, 10246736, 11527578, 15370104, 20493472, 23055156, 27538103, 30740208, 40986944, 46110312, 55076206, 61480416, 82614309, 92220624, 110152412, 122960832, 165228618, 184441248, 220304824, 247842927, 330457236, 368882496, 440609648, 495685854, 660914472, 881219296, 991371708, 1321828944, 1762438592, 1982743416, 2643657888, 3965486832, 5287315776, 7930973664, 15861947328]

約数ペア:

[(1, 15861947328), (2, 7930973664), (3, 5287315776), (4, 3965486832), (6, 2643657888), (8, 1982743416), (9, 1762438592), (12, 1321828944), (16, 991371708), (18, 881219296), (24, 660914472), (32, 495685854), (36, 440609648), (43, 368882496), (48, 330457236), (64, 247842927), (72, 220304824), (86, 184441248), (96, 165228618), (129, 122960832), (144, 110152412), (172, 92220624), (192, 82614309), (258, 61480416), (288, 55076206), (344, 46110312), (387, 40986944), (516, 30740208), (576, 27538103), (688, 23055156), (774, 20493472), (1032, 15370104), (1376, 11527578), (1548, 10246736), (2064, 7685052), (2752, 5763789), (3096, 5123368), (4128, 3842526), (6192, 2561684), (8256, 1921263), (12384, 1280842), (24768, 640421)]