26855040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 87246720

約数和(自身を除く): 60391680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 197, 213, 240, 284, 320, 355, 384, 394, 426, 480, 568, 591, 640, 710, 788, 852, 960, 985, 1065, 1136, 1182, 1420, 1576, 1704, 1920, 1970, 2130, 2272, 2364, 2840, 2955, 3152, 3408, 3940, 4260, 4544, 4728, 5680, 5910, 6304, 6816, 7880, 8520, 9088, 9456, 11360, 11820, 12608, 13632, 13987, 15760, 17040, 18912, 22720, 23640, 25216, 27264, 27974, 31520, 34080, 37824, 41961, 45440, 47280, 55948, 63040, 68160, 69935, 75648, 83922, 94560, 111896, 126080, 136320, 139870, 167844, 189120, 209805, 223792, 279740, 335688, 378240, 419610, 447584, 559480, 671376, 839220, 895168, 1118960, 1342752, 1678440, 1790336, 2237920, 2685504, 3356880, 4475840, 5371008, 6713760, 8951680, 13427520, 26855040]

約数ペア:

[(1, 26855040), (2, 13427520), (3, 8951680), (4, 6713760), (5, 5371008), (6, 4475840), (8, 3356880), (10, 2685504), (12, 2237920), (15, 1790336), (16, 1678440), (20, 1342752), (24, 1118960), (30, 895168), (32, 839220), (40, 671376), (48, 559480), (60, 447584), (64, 419610), (71, 378240), (80, 335688), (96, 279740), (120, 223792), (128, 209805), (142, 189120), (160, 167844), (192, 139870), (197, 136320), (213, 126080), (240, 111896), (284, 94560), (320, 83922), (355, 75648), (384, 69935), (394, 68160), (426, 63040), (480, 55948), (568, 47280), (591, 45440), (640, 41961), (710, 37824), (788, 34080), (852, 31520), (960, 27974), (985, 27264), (1065, 25216), (1136, 23640), (1182, 22720), (1420, 18912), (1576, 17040), (1704, 15760), (1920, 13987), (1970, 13632), (2130, 12608), (2272, 11820), (2364, 11360), (2840, 9456), (2955, 9088), (3152, 8520), (3408, 7880), (3940, 6816), (4260, 6304), (4544, 5910), (4728, 5680)]