55427680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1$

素因数の和:453

約数の個数: 144

約数和(自身を含む): 164898720

約数和(自身を除く): 109471040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 352, 385, 409, 440, 484, 560, 605, 616, 770, 818, 847, 880, 968, 1120, 1210, 1232, 1540, 1636, 1694, 1760, 1936, 2045, 2420, 2464, 2863, 3080, 3272, 3388, 3872, 4090, 4235, 4499, 4840, 5726, 6160, 6544, 6776, 8180, 8470, 8998, 9680, 11452, 12320, 13088, 13552, 14315, 16360, 16940, 17996, 19360, 22495, 22904, 27104, 28630, 31493, 32720, 33880, 35992, 44990, 45808, 49489, 57260, 62986, 65440, 67760, 71984, 89980, 91616, 98978, 114520, 125972, 135520, 143968, 157465, 179960, 197956, 229040, 247445, 251944, 314930, 346423, 359920, 395912, 458080, 494890, 503888, 629860, 692846, 719840, 791824, 989780, 1007776, 1259720, 1385692, 1583648, 1732115, 1979560, 2519440, 2771384, 3464230, 3959120, 5038880, 5542768, 6928460, 7918240, 11085536, 13856920, 27713840, 55427680]

約数ペア:

[(1, 55427680), (2, 27713840), (4, 13856920), (5, 11085536), (7, 7918240), (8, 6928460), (10, 5542768), (11, 5038880), (14, 3959120), (16, 3464230), (20, 2771384), (22, 2519440), (28, 1979560), (32, 1732115), (35, 1583648), (40, 1385692), (44, 1259720), (55, 1007776), (56, 989780), (70, 791824), (77, 719840), (80, 692846), (88, 629860), (110, 503888), (112, 494890), (121, 458080), (140, 395912), (154, 359920), (160, 346423), (176, 314930), (220, 251944), (224, 247445), (242, 229040), (280, 197956), (308, 179960), (352, 157465), (385, 143968), (409, 135520), (440, 125972), (484, 114520), (560, 98978), (605, 91616), (616, 89980), (770, 71984), (818, 67760), (847, 65440), (880, 62986), (968, 57260), (1120, 49489), (1210, 45808), (1232, 44990), (1540, 35992), (1636, 33880), (1694, 32720), (1760, 31493), (1936, 28630), (2045, 27104), (2420, 22904), (2464, 22495), (2863, 19360), (3080, 17996), (3272, 16940), (3388, 16360), (3872, 14315), (4090, 13552), (4235, 13088), (4499, 12320), (4840, 11452), (5726, 9680), (6160, 8998), (6544, 8470), (6776, 8180)]