28384740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1531}}^1$

素因数の和:1649

約数の個数: 72

約数和(自身を含む): 86993088

約数和(自身を除く): 58608348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1531, 1545, 1854, 2060, 3062, 3090, 3708, 4593, 4635, 6124, 6180, 7655, 9186, 9270, 13779, 15310, 18372, 18540, 22965, 27558, 30620, 45930, 55116, 68895, 91860, 137790, 157693, 275580, 315386, 473079, 630772, 788465, 946158, 1419237, 1576930, 1892316, 2365395, 2838474, 3153860, 4730790, 5676948, 7096185, 9461580, 14192370, 28384740]

約数ペア:

[(1, 28384740), (2, 14192370), (3, 9461580), (4, 7096185), (5, 5676948), (6, 4730790), (9, 3153860), (10, 2838474), (12, 2365395), (15, 1892316), (18, 1576930), (20, 1419237), (30, 946158), (36, 788465), (45, 630772), (60, 473079), (90, 315386), (103, 275580), (180, 157693), (206, 137790), (309, 91860), (412, 68895), (515, 55116), (618, 45930), (927, 30620), (1030, 27558), (1236, 22965), (1531, 18540), (1545, 18372), (1854, 15310), (2060, 13779), (3062, 9270), (3090, 9186), (3708, 7655), (4593, 6180), (4635, 6124)]