256331394

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1216

約数の個数: 96

約数和(自身を含む): 648797760

約数和(自身を除く): 392466366

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 61, 66, 99, 114, 122, 171, 183, 198, 209, 342, 366, 418, 549, 627, 671, 1098, 1117, 1159, 1254, 1342, 1881, 2013, 2234, 2318, 3351, 3477, 3762, 4026, 6039, 6702, 6954, 10053, 10431, 12078, 12287, 12749, 20106, 20862, 21223, 24574, 25498, 36861, 38247, 42446, 63669, 68137, 73722, 76494, 110583, 114741, 127338, 136274, 191007, 204411, 221166, 229482, 233453, 382014, 408822, 466906, 613233, 700359, 749507, 1226466, 1294603, 1400718, 1499014, 2101077, 2248521, 2589206, 3883809, 4202154, 4497042, 6745563, 7767618, 11651427, 13491126, 14240633, 23302854, 28481266, 42721899, 85443798, 128165697, 256331394]

約数ペア:

[(1, 256331394), (2, 128165697), (3, 85443798), (6, 42721899), (9, 28481266), (11, 23302854), (18, 14240633), (19, 13491126), (22, 11651427), (33, 7767618), (38, 6745563), (57, 4497042), (61, 4202154), (66, 3883809), (99, 2589206), (114, 2248521), (122, 2101077), (171, 1499014), (183, 1400718), (198, 1294603), (209, 1226466), (342, 749507), (366, 700359), (418, 613233), (549, 466906), (627, 408822), (671, 382014), (1098, 233453), (1117, 229482), (1159, 221166), (1254, 204411), (1342, 191007), (1881, 136274), (2013, 127338), (2234, 114741), (2318, 110583), (3351, 76494), (3477, 73722), (3762, 68137), (4026, 63669), (6039, 42446), (6702, 38247), (6954, 36861), (10053, 25498), (10431, 24574), (12078, 21223), (12287, 20862), (12749, 20106)]