127959920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13219}}^1$

素因数の和:13254

約数の個数: 60

約数和(自身を含む): 327036360

約数和(自身を除く): 199076440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 13219, 26438, 52876, 66095, 105752, 132190, 145409, 211504, 264380, 290818, 528760, 581636, 727045, 1057520, 1163272, 1454090, 1599499, 2326544, 2908180, 3198998, 5816360, 6397996, 7997495, 11632720, 12795992, 15994990, 25591984, 31989980, 63979960, 127959920]

約数ペア:

[(1, 127959920), (2, 63979960), (4, 31989980), (5, 25591984), (8, 15994990), (10, 12795992), (11, 11632720), (16, 7997495), (20, 6397996), (22, 5816360), (40, 3198998), (44, 2908180), (55, 2326544), (80, 1599499), (88, 1454090), (110, 1163272), (121, 1057520), (176, 727045), (220, 581636), (242, 528760), (440, 290818), (484, 264380), (605, 211504), (880, 145409), (968, 132190), (1210, 105752), (1936, 66095), (2420, 52876), (4840, 26438), (9680, 13219)]