164879440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17033}}^1$

素因数の和:17068

約数の個数: 60

約数和(自身を含む): 421387092

約数和(自身を除く): 256507652

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, 17033, 34066, 68132, 85165, 136264, 170330, 187363, 272528, 340660, 374726, 681320, 749452, 936815, 1362640, 1498904, 1873630, 2060993, 2997808, 3747260, 4121986, 7494520, 8243972, 10304965, 14989040, 16487944, 20609930, 32975888, 41219860, 82439720, 164879440]

約数ペア:

[(1, 164879440), (2, 82439720), (4, 41219860), (5, 32975888), (8, 20609930), (10, 16487944), (11, 14989040), (16, 10304965), (20, 8243972), (22, 7494520), (40, 4121986), (44, 3747260), (55, 2997808), (80, 2060993), (88, 1873630), (110, 1498904), (121, 1362640), (176, 936815), (220, 749452), (242, 681320), (440, 374726), (484, 340660), (605, 272528), (880, 187363), (968, 170330), (1210, 136264), (1936, 85165), (2420, 68132), (4840, 34066), (9680, 17033)]