163942912

素因数分解:

$2^9\times 7^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 80

約数和(自身を含む): 378100800

約数和(自身を除く): 214157888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 149, 224, 256, 298, 307, 448, 512, 596, 614, 896, 1043, 1192, 1228, 1792, 2086, 2149, 2384, 2456, 3584, 4172, 4298, 4768, 4912, 8344, 8596, 9536, 9824, 16688, 17192, 19072, 19648, 33376, 34384, 38144, 39296, 45743, 66752, 68768, 76288, 78592, 91486, 133504, 137536, 157184, 182972, 267008, 275072, 320201, 365944, 534016, 550144, 640402, 731888, 1100288, 1280804, 1463776, 2561608, 2927552, 5123216, 5855104, 10246432, 11710208, 20492864, 23420416, 40985728, 81971456, 163942912]

約数ペア:

[(1, 163942912), (2, 81971456), (4, 40985728), (7, 23420416), (8, 20492864), (14, 11710208), (16, 10246432), (28, 5855104), (32, 5123216), (56, 2927552), (64, 2561608), (112, 1463776), (128, 1280804), (149, 1100288), (224, 731888), (256, 640402), (298, 550144), (307, 534016), (448, 365944), (512, 320201), (596, 275072), (614, 267008), (896, 182972), (1043, 157184), (1192, 137536), (1228, 133504), (1792, 91486), (2086, 78592), (2149, 76288), (2384, 68768), (2456, 66752), (3584, 45743), (4172, 39296), (4298, 38144), (4768, 34384), (4912, 33376), (8344, 19648), (8596, 19072), (9536, 17192), (9824, 16688)]