28232960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 81236736

約数和(自身を除く): 53003776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 137, 140, 160, 161, 184, 224, 230, 256, 274, 280, 320, 322, 368, 448, 460, 548, 560, 640, 644, 685, 736, 805, 896, 920, 959, 1096, 1120, 1280, 1288, 1370, 1472, 1610, 1792, 1840, 1918, 2192, 2240, 2576, 2740, 2944, 3151, 3220, 3680, 3836, 4384, 4480, 4795, 5152, 5480, 5888, 6302, 6440, 7360, 7672, 8768, 8960, 9590, 10304, 10960, 12604, 12880, 14720, 15344, 15755, 17536, 19180, 20608, 21920, 22057, 25208, 25760, 29440, 30688, 31510, 35072, 38360, 41216, 43840, 44114, 50416, 51520, 61376, 63020, 76720, 87680, 88228, 100832, 103040, 110285, 122752, 126040, 153440, 175360, 176456, 201664, 206080, 220570, 245504, 252080, 306880, 352912, 403328, 441140, 504160, 613760, 705824, 806656, 882280, 1008320, 1227520, 1411648, 1764560, 2016640, 2823296, 3529120, 4033280, 5646592, 7058240, 14116480, 28232960]

約数ペア:

[(1, 28232960), (2, 14116480), (4, 7058240), (5, 5646592), (7, 4033280), (8, 3529120), (10, 2823296), (14, 2016640), (16, 1764560), (20, 1411648), (23, 1227520), (28, 1008320), (32, 882280), (35, 806656), (40, 705824), (46, 613760), (56, 504160), (64, 441140), (70, 403328), (80, 352912), (92, 306880), (112, 252080), (115, 245504), (128, 220570), (137, 206080), (140, 201664), (160, 176456), (161, 175360), (184, 153440), (224, 126040), (230, 122752), (256, 110285), (274, 103040), (280, 100832), (320, 88228), (322, 87680), (368, 76720), (448, 63020), (460, 61376), (548, 51520), (560, 50416), (640, 44114), (644, 43840), (685, 41216), (736, 38360), (805, 35072), (896, 31510), (920, 30688), (959, 29440), (1096, 25760), (1120, 25208), (1280, 22057), (1288, 21920), (1370, 20608), (1472, 19180), (1610, 17536), (1792, 15755), (1840, 15344), (1918, 14720), (2192, 12880), (2240, 12604), (2576, 10960), (2740, 10304), (2944, 9590), (3151, 8960), (3220, 8768), (3680, 7672), (3836, 7360), (4384, 6440), (4480, 6302), (4795, 5888), (5152, 5480)]