80218824

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 240967680

約数和(自身を除く): 160748856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 73, 84, 93, 124, 146, 168, 186, 211, 217, 219, 248, 292, 372, 422, 434, 438, 511, 584, 633, 651, 744, 844, 868, 876, 1022, 1266, 1302, 1477, 1533, 1688, 1736, 1752, 2044, 2263, 2532, 2604, 2954, 3066, 4088, 4431, 4526, 5064, 5208, 5908, 6132, 6541, 6789, 8862, 9052, 11816, 12264, 13082, 13578, 15403, 15841, 17724, 18104, 19623, 26164, 27156, 30806, 31682, 35448, 39246, 45787, 46209, 47523, 52328, 54312, 61612, 63364, 78492, 91574, 92418, 95046, 107821, 123224, 126728, 137361, 156984, 183148, 184836, 190092, 215642, 274722, 323463, 366296, 369672, 380184, 431284, 477493, 549444, 646926, 862568, 954986, 1098888, 1293852, 1432479, 1909972, 2587704, 2864958, 3342451, 3819944, 5729916, 6684902, 10027353, 11459832, 13369804, 20054706, 26739608, 40109412, 80218824]

約数ペア:

[(1, 80218824), (2, 40109412), (3, 26739608), (4, 20054706), (6, 13369804), (7, 11459832), (8, 10027353), (12, 6684902), (14, 5729916), (21, 3819944), (24, 3342451), (28, 2864958), (31, 2587704), (42, 1909972), (56, 1432479), (62, 1293852), (73, 1098888), (84, 954986), (93, 862568), (124, 646926), (146, 549444), (168, 477493), (186, 431284), (211, 380184), (217, 369672), (219, 366296), (248, 323463), (292, 274722), (372, 215642), (422, 190092), (434, 184836), (438, 183148), (511, 156984), (584, 137361), (633, 126728), (651, 123224), (744, 107821), (844, 95046), (868, 92418), (876, 91574), (1022, 78492), (1266, 63364), (1302, 61612), (1477, 54312), (1533, 52328), (1688, 47523), (1736, 46209), (1752, 45787), (2044, 39246), (2263, 35448), (2532, 31682), (2604, 30806), (2954, 27156), (3066, 26164), (4088, 19623), (4431, 18104), (4526, 17724), (5064, 15841), (5208, 15403), (5908, 13578), (6132, 13082), (6541, 12264), (6789, 11816), (8862, 9052)]