16986780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 53625600

約数和(自身を除く): 36638820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 83, 90, 108, 135, 166, 180, 249, 270, 332, 379, 415, 498, 540, 747, 758, 830, 996, 1137, 1245, 1494, 1516, 1660, 1895, 2241, 2274, 2490, 2988, 3411, 3735, 3790, 4482, 4548, 4980, 5685, 6822, 7470, 7580, 8964, 10233, 11205, 11370, 13644, 14940, 17055, 20466, 22410, 22740, 31457, 34110, 40932, 44820, 51165, 62914, 68220, 94371, 102330, 125828, 157285, 188742, 204660, 283113, 314570, 377484, 471855, 566226, 629140, 849339, 943710, 1132452, 1415565, 1698678, 1887420, 2831130, 3397356, 4246695, 5662260, 8493390, 16986780]

約数ペア:

[(1, 16986780), (2, 8493390), (3, 5662260), (4, 4246695), (5, 3397356), (6, 2831130), (9, 1887420), (10, 1698678), (12, 1415565), (15, 1132452), (18, 943710), (20, 849339), (27, 629140), (30, 566226), (36, 471855), (45, 377484), (54, 314570), (60, 283113), (83, 204660), (90, 188742), (108, 157285), (135, 125828), (166, 102330), (180, 94371), (249, 68220), (270, 62914), (332, 51165), (379, 44820), (415, 40932), (498, 34110), (540, 31457), (747, 22740), (758, 22410), (830, 20466), (996, 17055), (1137, 14940), (1245, 13644), (1494, 11370), (1516, 11205), (1660, 10233), (1895, 8964), (2241, 7580), (2274, 7470), (2490, 6822), (2988, 5685), (3411, 4980), (3735, 4548), (3790, 4482)]