280204536

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^2\times {\mathrm{12149}}^1$

素因数の和:12220

約数の個数: 48

約数和(自身を含む): 723897000

約数和(自身を除く): 443692464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 961, 1922, 2883, 3844, 5766, 7688, 11532, 12149, 23064, 24298, 36447, 48596, 72894, 97192, 145788, 291576, 376619, 753238, 1129857, 1506476, 2259714, 3012952, 4519428, 9038856, 11675189, 23350378, 35025567, 46700756, 70051134, 93401512, 140102268, 280204536]

約数ペア:

[(1, 280204536), (2, 140102268), (3, 93401512), (4, 70051134), (6, 46700756), (8, 35025567), (12, 23350378), (24, 11675189), (31, 9038856), (62, 4519428), (93, 3012952), (124, 2259714), (186, 1506476), (248, 1129857), (372, 753238), (744, 376619), (961, 291576), (1922, 145788), (2883, 97192), (3844, 72894), (5766, 48596), (7688, 36447), (11532, 24298), (12149, 23064)]