164407040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 459164160

約数和(自身を除く): 294757120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 64, 70, 80, 112, 118, 128, 140, 160, 224, 236, 256, 280, 295, 311, 320, 413, 448, 472, 560, 590, 622, 640, 826, 896, 944, 1120, 1180, 1244, 1280, 1555, 1652, 1792, 1888, 2065, 2177, 2240, 2360, 2488, 3110, 3304, 3776, 4130, 4354, 4480, 4720, 4976, 6220, 6608, 7552, 8260, 8708, 8960, 9440, 9952, 10885, 12440, 13216, 15104, 16520, 17416, 18349, 18880, 19904, 21770, 24880, 26432, 33040, 34832, 36698, 37760, 39808, 43540, 49760, 52864, 66080, 69664, 73396, 75520, 79616, 87080, 91745, 99520, 105728, 128443, 132160, 139328, 146792, 174160, 183490, 199040, 256886, 264320, 278656, 293584, 348320, 366980, 398080, 513772, 528640, 557312, 587168, 642215, 696640, 733960, 1027544, 1174336, 1284430, 1393280, 1467920, 2055088, 2348672, 2568860, 2786560, 2935840, 4110176, 4697344, 5137720, 5871680, 8220352, 10275440, 11743360, 16440704, 20550880, 23486720, 32881408, 41101760, 82203520, 164407040]

約数ペア:

[(1, 164407040), (2, 82203520), (4, 41101760), (5, 32881408), (7, 23486720), (8, 20550880), (10, 16440704), (14, 11743360), (16, 10275440), (20, 8220352), (28, 5871680), (32, 5137720), (35, 4697344), (40, 4110176), (56, 2935840), (59, 2786560), (64, 2568860), (70, 2348672), (80, 2055088), (112, 1467920), (118, 1393280), (128, 1284430), (140, 1174336), (160, 1027544), (224, 733960), (236, 696640), (256, 642215), (280, 587168), (295, 557312), (311, 528640), (320, 513772), (413, 398080), (448, 366980), (472, 348320), (560, 293584), (590, 278656), (622, 264320), (640, 256886), (826, 199040), (896, 183490), (944, 174160), (1120, 146792), (1180, 139328), (1244, 132160), (1280, 128443), (1555, 105728), (1652, 99520), (1792, 91745), (1888, 87080), (2065, 79616), (2177, 75520), (2240, 73396), (2360, 69664), (2488, 66080), (3110, 52864), (3304, 49760), (3776, 43540), (4130, 39808), (4354, 37760), (4480, 36698), (4720, 34832), (4976, 33040), (6220, 26432), (6608, 24880), (7552, 21770), (8260, 19904), (8708, 18880), (8960, 18349), (9440, 17416), (9952, 16520), (10885, 15104), (12440, 13216)]