321159072

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257339}}^1$

素因数の和:257365

約数の個数: 48

約数和(自身を含む): 907895520

約数和(自身を除く): 586736448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 257339, 514678, 772017, 1029356, 1544034, 2058712, 3088068, 3345407, 4117424, 6176136, 6690814, 8234848, 10036221, 12352272, 13381628, 20072442, 24704544, 26763256, 40144884, 53526512, 80289768, 107053024, 160579536, 321159072]

約数ペア:

[(1, 321159072), (2, 160579536), (3, 107053024), (4, 80289768), (6, 53526512), (8, 40144884), (12, 26763256), (13, 24704544), (16, 20072442), (24, 13381628), (26, 12352272), (32, 10036221), (39, 8234848), (48, 6690814), (52, 6176136), (78, 4117424), (96, 3345407), (104, 3088068), (156, 2058712), (208, 1544034), (312, 1029356), (416, 772017), (624, 514678), (1248, 257339)]