78218028

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{659}}^1$

素因数の和:836

約数の個数: 96

約数和(自身を含む): 233587200

約数和(自身を除く): 155369172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 157, 189, 252, 314, 378, 471, 628, 659, 756, 942, 1099, 1318, 1413, 1884, 1977, 2198, 2636, 2826, 3297, 3954, 4239, 4396, 4613, 5652, 5931, 6594, 7908, 8478, 9226, 9891, 11862, 13188, 13839, 16956, 17793, 18452, 19782, 23724, 27678, 29673, 35586, 39564, 41517, 55356, 59346, 71172, 83034, 103463, 118692, 124551, 166068, 206926, 249102, 310389, 413852, 498204, 620778, 724241, 931167, 1241556, 1448482, 1862334, 2172723, 2793501, 2896964, 3724668, 4345446, 5587002, 6518169, 8690892, 11174004, 13036338, 19554507, 26072676, 39109014, 78218028]

約数ペア:

[(1, 78218028), (2, 39109014), (3, 26072676), (4, 19554507), (6, 13036338), (7, 11174004), (9, 8690892), (12, 6518169), (14, 5587002), (18, 4345446), (21, 3724668), (27, 2896964), (28, 2793501), (36, 2172723), (42, 1862334), (54, 1448482), (63, 1241556), (84, 931167), (108, 724241), (126, 620778), (157, 498204), (189, 413852), (252, 310389), (314, 249102), (378, 206926), (471, 166068), (628, 124551), (659, 118692), (756, 103463), (942, 83034), (1099, 71172), (1318, 59346), (1413, 55356), (1884, 41517), (1977, 39564), (2198, 35586), (2636, 29673), (2826, 27678), (3297, 23724), (3954, 19782), (4239, 18452), (4396, 17793), (4613, 16956), (5652, 13839), (5931, 13188), (6594, 11862), (7908, 9891), (8478, 9226)]