15447740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1433}}^1$

素因数の和:1467

約数の個数: 72

約数和(自身を含む): 41195952

約数和(自身を除く): 25748212

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1433, 1540, 2156, 2695, 2866, 5390, 5732, 7165, 10031, 10780, 14330, 15763, 20062, 28660, 31526, 40124, 50155, 63052, 70217, 78815, 100310, 110341, 140434, 157630, 200620, 220682, 280868, 315260, 351085, 441364, 551705, 702170, 772387, 1103410, 1404340, 1544774, 2206820, 3089548, 3861935, 7723870, 15447740]

約数ペア:

[(1, 15447740), (2, 7723870), (4, 3861935), (5, 3089548), (7, 2206820), (10, 1544774), (11, 1404340), (14, 1103410), (20, 772387), (22, 702170), (28, 551705), (35, 441364), (44, 351085), (49, 315260), (55, 280868), (70, 220682), (77, 200620), (98, 157630), (110, 140434), (140, 110341), (154, 100310), (196, 78815), (220, 70217), (245, 63052), (308, 50155), (385, 40124), (490, 31526), (539, 28660), (770, 20062), (980, 15763), (1078, 14330), (1433, 10780), (1540, 10031), (2156, 7165), (2695, 5732), (2866, 5390)]