198996448

素因数分解:

$2^5\times 7^2\times {\mathrm{179}}^1\times {\mathrm{709}}^1$

素因数の和:912

約数の個数: 72

約数和(自身を含む): 458929800

約数和(自身を除く): 259933352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 179, 196, 224, 358, 392, 709, 716, 784, 1253, 1418, 1432, 1568, 2506, 2836, 2864, 4963, 5012, 5672, 5728, 8771, 9926, 10024, 11344, 17542, 19852, 20048, 22688, 34741, 35084, 39704, 40096, 69482, 70168, 79408, 126911, 138964, 140336, 158816, 253822, 277928, 280672, 507644, 555856, 888377, 1015288, 1111712, 1776754, 2030576, 3553508, 4061152, 6218639, 7107016, 12437278, 14214032, 24874556, 28428064, 49749112, 99498224, 198996448]

約数ペア:

[(1, 198996448), (2, 99498224), (4, 49749112), (7, 28428064), (8, 24874556), (14, 14214032), (16, 12437278), (28, 7107016), (32, 6218639), (49, 4061152), (56, 3553508), (98, 2030576), (112, 1776754), (179, 1111712), (196, 1015288), (224, 888377), (358, 555856), (392, 507644), (709, 280672), (716, 277928), (784, 253822), (1253, 158816), (1418, 140336), (1432, 138964), (1568, 126911), (2506, 79408), (2836, 70168), (2864, 69482), (4963, 40096), (5012, 39704), (5672, 35084), (5728, 34741), (8771, 22688), (9926, 20048), (10024, 19852), (11344, 17542)]