404741120

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:546

約数の個数: 176

約数和(自身を含む): 1160206848

約数和(自身を除く): 755465728

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, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 448, 460, 491, 512, 560, 640, 644, 736, 805, 896, 920, 982, 1024, 1120, 1280, 1288, 1472, 1610, 1792, 1840, 1964, 2240, 2455, 2560, 2576, 2944, 3220, 3437, 3584, 3680, 3928, 4480, 4910, 5120, 5152, 5888, 6440, 6874, 7168, 7360, 7856, 8960, 9820, 10304, 11293, 11776, 12880, 13748, 14720, 15712, 17185, 17920, 19640, 20608, 22586, 23552, 25760, 27496, 29440, 31424, 34370, 35840, 39280, 41216, 45172, 51520, 54992, 56465, 58880, 62848, 68740, 78560, 79051, 82432, 90344, 103040, 109984, 112930, 117760, 125696, 137480, 157120, 158102, 164864, 180688, 206080, 219968, 225860, 251392, 274960, 314240, 316204, 361376, 395255, 412160, 439936, 451720, 502784, 549920, 628480, 632408, 722752, 790510, 824320, 879872, 903440, 1099840, 1256960, 1264816, 1445504, 1581020, 1759744, 1806880, 2199680, 2513920, 2529632, 2891008, 3162040, 3519488, 3613760, 4399360, 5059264, 5782016, 6324080, 7227520, 8798720, 10118528, 11564032, 12648160, 14455040, 17597440, 20237056, 25296320, 28910080, 40474112, 50592640, 57820160, 80948224, 101185280, 202370560, 404741120]

約数ペア:

[(1, 404741120), (2, 202370560), (4, 101185280), (5, 80948224), (7, 57820160), (8, 50592640), (10, 40474112), (14, 28910080), (16, 25296320), (20, 20237056), (23, 17597440), (28, 14455040), (32, 12648160), (35, 11564032), (40, 10118528), (46, 8798720), (56, 7227520), (64, 6324080), (70, 5782016), (80, 5059264), (92, 4399360), (112, 3613760), (115, 3519488), (128, 3162040), (140, 2891008), (160, 2529632), (161, 2513920), (184, 2199680), (224, 1806880), (230, 1759744), (256, 1581020), (280, 1445504), (320, 1264816), (322, 1256960), (368, 1099840), (448, 903440), (460, 879872), (491, 824320), (512, 790510), (560, 722752), (640, 632408), (644, 628480), (736, 549920), (805, 502784), (896, 451720), (920, 439936), (982, 412160), (1024, 395255), (1120, 361376), (1280, 316204), (1288, 314240), (1472, 274960), (1610, 251392), (1792, 225860), (1840, 219968), (1964, 206080), (2240, 180688), (2455, 164864), (2560, 158102), (2576, 157120), (2944, 137480), (3220, 125696), (3437, 117760), (3584, 112930), (3680, 109984), (3928, 103040), (4480, 90344), (4910, 82432), (5120, 79051), (5152, 78560), (5888, 68740), (6440, 62848), (6874, 58880), (7168, 56465), (7360, 54992), (7856, 51520), (8960, 45172), (9820, 41216), (10304, 39280), (11293, 35840), (11776, 34370), (12880, 31424), (13748, 29440), (14720, 27496), (15712, 25760), (17185, 23552), (17920, 22586), (19640, 20608)]