28793880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{8887}}^1$

素因数の和:8910

約数の個数: 80

約数和(自身を含む): 96790320

約数和(自身を除く): 67996440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 8887, 17774, 26661, 35548, 44435, 53322, 71096, 79983, 88870, 106644, 133305, 159966, 177740, 213288, 239949, 266610, 319932, 355480, 399915, 479898, 533220, 639864, 719847, 799830, 959796, 1066440, 1199745, 1439694, 1599660, 1919592, 2399490, 2879388, 3199320, 3599235, 4798980, 5758776, 7198470, 9597960, 14396940, 28793880]

約数ペア:

[(1, 28793880), (2, 14396940), (3, 9597960), (4, 7198470), (5, 5758776), (6, 4798980), (8, 3599235), (9, 3199320), (10, 2879388), (12, 2399490), (15, 1919592), (18, 1599660), (20, 1439694), (24, 1199745), (27, 1066440), (30, 959796), (36, 799830), (40, 719847), (45, 639864), (54, 533220), (60, 479898), (72, 399915), (81, 355480), (90, 319932), (108, 266610), (120, 239949), (135, 213288), (162, 177740), (180, 159966), (216, 133305), (270, 106644), (324, 88870), (360, 79983), (405, 71096), (540, 53322), (648, 44435), (810, 35548), (1080, 26661), (1620, 17774), (3240, 8887)]