256141512

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29401}}^1$

素因数の和:29435

約数の個数: 72

約数和(自身を含む): 762540870

約数和(自身を除く): 506399358

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 121, 132, 198, 242, 264, 363, 396, 484, 726, 792, 968, 1089, 1452, 2178, 2904, 4356, 8712, 29401, 58802, 88203, 117604, 176406, 235208, 264609, 323411, 352812, 529218, 646822, 705624, 970233, 1058436, 1293644, 1940466, 2116872, 2587288, 2910699, 3557521, 3880932, 5821398, 7115042, 7761864, 10672563, 11642796, 14230084, 21345126, 23285592, 28460168, 32017689, 42690252, 64035378, 85380504, 128070756, 256141512]

約数ペア:

[(1, 256141512), (2, 128070756), (3, 85380504), (4, 64035378), (6, 42690252), (8, 32017689), (9, 28460168), (11, 23285592), (12, 21345126), (18, 14230084), (22, 11642796), (24, 10672563), (33, 7761864), (36, 7115042), (44, 5821398), (66, 3880932), (72, 3557521), (88, 2910699), (99, 2587288), (121, 2116872), (132, 1940466), (198, 1293644), (242, 1058436), (264, 970233), (363, 705624), (396, 646822), (484, 529218), (726, 352812), (792, 323411), (968, 264609), (1089, 235208), (1452, 176406), (2178, 117604), (2904, 88203), (4356, 58802), (8712, 29401)]